今日上传图片，提示网络异常。
附件里面各项设置均正常，使用的是阿里云OSS。之前未出现此问题。实在不好意思又来麻烦大佬了。
日志附后：
2020-02-13 18:39:17.606  WARN 536 --- [XNIO-1 task-1] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported]
2020-02-13 18:39:17.342 ERROR 536 --- [XNIO-1 task-1] io.undertow.servlet.request              : UT015012: Failed to generate error page /error for original exception: java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4689551392775433995upload. Generating error page resulted in a 405.

	... 54 common frames omitted
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.beginPart(MultiPartParserDefinition.java:254) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at java.nio.file.Files.createTempFile(Files.java:852) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.createTempFile(TempFileHelper.java:161) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.create(TempFileHelper.java:138) ~[na:1.8.0_232]
	at java.nio.file.Files.createFile(Files.java:632) ~[na:1.8.0_232]
	at java.nio.file.Files.newByteChannel(Files.java:361) ~[na:1.8.0_232]
	at sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:214) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.translateToIOException(UnixException.java:86) ~[na:1.8.0_232]
Caused by: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4689551392775433995upload
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_232]
	at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.Connectors.executeRootHandler(Connectors.java:376) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:108) ~[spring-boot-actuator-2.2.1.RELEASE.jar!/:2.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at run.halo.app.filter.CorsFilter.doFilter(CorsFilter.java:41) ~[classes!/:1.2.0]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:103) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.doFilterInternal(AbstractAuthenticationFilter.java:160) ~[classes!/:1.2.0]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.checkForTempToken(AbstractAuthenticationFilter.java:175) ~[classes!/:1.2.0]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.getTokenFromRequest(AbstractAuthenticationFilter.java:217) ~[classes!/:1.2.0]
	at io.undertow.servlet.spec.HttpServletRequestImpl.getParameter(HttpServletRequestImpl.java:714) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.spec.HttpServletRequestImpl.parseFormData(HttpServletRequestImpl.java:835) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.parseBlocking(MultiPartParserDefinition.java:232) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.util.MultipartParser$ParseState.parse(MultipartParser.java:123) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.util.MultipartParser$ParseState.headerName(MultipartParser.java:208) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.beginPart(MultiPartParserDefinition.java:261) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4689551392775433995upload

2020-02-13 18:39:17.341 ERROR 536 --- [XNIO-1 task-1] io.undertow.request                      : UT005023: Exception handling request to /api/admin/attachments/upload
2020-02-13 18:35:44.205  WARN 536 --- [XNIO-1 task-3] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported]
2020-02-13 18:35:44.147 ERROR 536 --- [XNIO-1 task-3] io.undertow.servlet.request              : UT015012: Failed to generate error page /error for original exception: java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4509558882535191788upload. Generating error page resulted in a 405.

	... 54 common frames omitted
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.beginPart(MultiPartParserDefinition.java:254) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at java.nio.file.Files.createTempFile(Files.java:852) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.createTempFile(TempFileHelper.java:161) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.create(TempFileHelper.java:138) ~[na:1.8.0_232]
	at java.nio.file.Files.createFile(Files.java:632) ~[na:1.8.0_232]
	at java.nio.file.Files.newByteChannel(Files.java:361) ~[na:1.8.0_232]
	at sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:214) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.translateToIOException(UnixException.java:86) ~[na:1.8.0_232]
Caused by: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4509558882535191788upload
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_232]
	at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.Connectors.executeRootHandler(Connectors.java:376) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:108) ~[spring-boot-actuator-2.2.1.RELEASE.jar!/:2.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at run.halo.app.filter.CorsFilter.doFilter(CorsFilter.java:41) ~[classes!/:1.2.0]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:103) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.doFilterInternal(AbstractAuthenticationFilter.java:160) ~[classes!/:1.2.0]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.checkForTempToken(AbstractAuthenticationFilter.java:175) ~[classes!/:1.2.0]
	at run.halo.app.security.filter.AbstractAuthenticationFilter.getTokenFromRequest(AbstractAuthenticationFilter.java:217) ~[classes!/:1.2.0]
	at io.undertow.servlet.spec.HttpServletRequestImpl.getParameter(HttpServletRequestImpl.java:714) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.spec.HttpServletRequestImpl.parseFormData(HttpServletRequestImpl.java:835) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.parseBlocking(MultiPartParserDefinition.java:232) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.util.MultipartParser$ParseState.parse(MultipartParser.java:123) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.util.MultipartParser$ParseState.headerName(MultipartParser.java:208) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.beginPart(MultiPartParserDefinition.java:261) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow4509558882535191788upload

2020-02-13 18:35:44.146 ERROR 536 --- [XNIO-1 task-3] io.undertow.request                      : UT005023: Exception handling request to /api/admin/attachments/upload
2020-02-13 18:35:25.749  WARN 536 --- [XNIO-1 task-6] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported]
2020-02-13 18:35:25.744  WARN 536 --- [XNIO-1 task-13] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported]
2020-02-13 18:35:25.707 ERROR 536 --- [XNIO-1 task-6] io.undertow.servlet.request              : UT015012: Failed to generate error page /error for original exception: java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow6706128043076149655upload. Generating error page resulted in a 405.
2020-02-13 18:35:25.707 ERROR 536 --- [XNIO-1 task-13] io.undertow.servlet.request              : UT015012: Failed to generate error page /error for original exception: java.lang.RuntimeException: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow1782808972434531088upload. Generating error page resulted in a 405.

	... 54 common frames omitted
	at io.undertow.server.handlers.form.MultiPartParserDefinition$MultiPartUploadHandler.beginPart(MultiPartParserDefinition.java:254) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at java.nio.file.Files.createTempFile(Files.java:852) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.createTempFile(TempFileHelper.java:161) ~[na:1.8.0_232]
	at java.nio.file.TempFileHelper.create(TempFileHelper.java:138) ~[na:1.8.0_232]
	at java.nio.file.Files.createFile(Files.java:632) ~[na:1.8.0_232]
	at java.nio.file.Files.newByteChannel(Files.java:361) ~[na:1.8.0_232]
	at sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:214) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) ~[na:1.8.0_232]
	at sun.nio.fs.UnixException.translateToIOException(UnixException.java:86) ~[na:1.8.0_232]
Caused by: java.nio.file.NoSuchFileException: /tmp/undertow.3617275152727205618.8787/undertow6706128043076149655upload
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_232]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_232]
	at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.Connectors.executeRootHandler(Connectors.java:376) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269) [undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-2.0.27.Final.jar!/:2.0.27.Final]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.1.RELEASE.jar!/:5.2.1.RELEASE]
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:108) ~[spring-boot-actuator-2.2.1.RELEASE.jar!/:2.2.1.RELEASE]
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