运行环境centos 7 ,已配置nginx ,采用Http方式
页面提示 502 Bad Gateway
后台日志 :
	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.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) [undertow-servlet-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.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) [undertow-core-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.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) [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.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) [undertow-servlet-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.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.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269) [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$2.call(ServletInitialHandler.java:133) [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.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) [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.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249) [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$1.handleRequest(ServletInitialHandler.java:99) [undertow-servlet-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.server.HttpServerExchange$1.run(HttpServerExchange.java:830) [undertow-core-2.0.27.Final.jar!/:2.0.27.Final]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_211]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_211]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_211]

2019-12-16 12:52:14.471  WARN 4556 --- [Timer-0] run.halo.app.cache.AbstractCacheStore    : Cache key: [halo.admin.access.token.f7438a61783f4ddcaa4758715ffdb6db] has been expired
2019-12-16 12:54:20.477 ERROR 4556 --- [XNIO-1 task-2] r.h.a.controller.core.CommonController   : Error path: [/error], status: [404 NOT_FOUND]
2019-12-16 13:50:29.892 ERROR 4556 --- [XNIO-1 task-13] r.h.a.controller.core.CommonController   : Error path: [/error], status: [404 NOT_FOUND]
2019-12-16 14:02:34.201 ERROR 4556 --- [XNIO-1 task-9] r.h.a.controller.core.CommonController   : Error path: [/error], status: [404 NOT_FOUND]
2019-12-16 14:02:34.202 ERROR 4556 --- [XNIO-1 task-14] r.h.a.controller.core.CommonController   : Error path: [/error], status: [404 NOT_FOUND]