admin page blank
Asked by Jared Shute:

after upgrade from 5.9.4 to 6.15.7 admin page is now blank have tried from multiple sources and browsers.


Answers:
author: Nic Brough -Adaptavist-
body: Is it just the admin page? What does the log say the server is doing when you visit the broken pages?

comments: author: Jared Shute
body: Just admin page I'll check logs when I get back into work


author: Jared Shute
body: what log should i be looking at?


author: Jared Shute
body: atlassian-synchrony.log

2019-08-12 11:04:28,109 DEBUG \[192:StdOutHandler \[C:\\Program Files\\Confluence\\jre\\bin\\java.exe\]\] {"synchrony":{"request":{"remote-addr":"127.0.0.1","uri":"/synchrony/heartbeat","request-method":"get","query-string":null},"response":{"status":200},"ns":"synchrony.middleware.logging","level":"info","message":"synchrony.middleware.logging \[info\] null"}}


author: Jared Shute
body: atlassian-confluence.log

2019-08-12 11:04:26,094 INFO \[http-nio-8090-exec-5\] \[atlassian.confluence.status.SystemErrorInformationLogger\] writeToLog  
Request Unique ID : 33a65bd4-358f-4f8b-8d25-cfa44bbd2f3f  
--------------------------  
JVM Stats  
--------------------------  
usedMemory = 974897272  
usedMemoryInMegabytes = 929  
availableHeap = 78397320  
freeMemoryInMegabytes = 74  
allocatedHeap = 1053294592  
freeAllocatedHeap = 78397320  
totalMemory = 1053294592  
totalMemoryInMegabytes = 1004  
availablePermGen = 0  
maxPermGen = -1  
maxHeap = 1053294592  
usedHeap = 974897272  
freeMemory = 78397320  
usedPermGen = -1  
--------------------------  
Request Information  
--------------------------  
URL: [http://xxxxx:8090/500page.jsp](http://confluence.hps.com.au:8090/500page.jsp)  
Scheme: http  
Server: xxx.xxx.xx  
Port: 8090  
URI: /500page.jsp  
Context Path:  
Servlet Path: /500page.jsp  
Path Info: null  
Query String: null  
--------------------------  
Attributes  
--------------------------  
javax.servlet.forward.request_uri: /admin/viewgeneralconfig.action  
javax.servlet.forward.context_path:  
javax.servlet.forward.servlet_path: /admin/viewgeneralconfig.action  
javax.servlet.forward.mapping: org.apache.catalina.core.ApplicationMapping$MappingImpl@58b3d426  
javax.servlet.error.status_code: 500  
com.atlassian.confluence.impl.profiling.DecoratorTimings: com.atlassian.confluence.impl.profiling.DecoratorTimings@4bd97239  
com.opensymphony.sitemesh.APPLIED_ONCE: true  
__cleanup_recursion_counter: 0  
atlas.webInterfaceContext: com.atlassian.confluence.plugin.descriptor.web.DefaultWebInterfaceContext@6150e7ea  
com.atlassian.confluence.util.message.MessagesDecoratorFilter__already_filtered__: true  
com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter_already_filtered: true  
atlassian.core.seraph.original.url: /500page.jsp  
com.atlassian.labs.botkiller.BotKillerFilter: true  
com.atlassian.gzipfilter.GzipFilter_already_filtered: true  
Confluence-Request-Time: 1565573665996  
com.atlassian.confluence.web.ConfluenceJohnsonFilter_already_filtered: true  
com.atlassian.seraph.auth.LoginReason: OK  
confluence.websudo.request: true  
confluence.messages: {websudo-message=com.atlassian.confluence.security.websudo.WebSudoMessage@4f1ffeff}  
__sitemesh__page: com.opensymphony.sitemesh.compatability.Content2HTMLPage@94b11de  
webwork.valueStack: com.opensymphony.xwork.util.OgnlValueStack@983f274  
confluence.themecontext: com.atlassian.confluence.themes.ThemeContext@6f0a2b19  
javax.servlet.error.message:  
javax.servlet.error.servlet_name: action  
com.opensymphony.sitemesh.USINGSTREAM: false  
com.atlassian.confluence.util.profiling.ConfluenceSitemeshDecorator: true  
B3-TraceId: e7f5b6ab0014ee  
loginfilter.already.filtered: true  
javax.servlet.error.request_uri: /admin/viewgeneralconfig.action  
com.atlassian.core.filters.HeaderSanitisingFilter_already_filtered: true  
com.atlassian.prettyurls.filter.PrettyUrlsSiteMeshFixupFilter: true  
javax.servlet.error.exception: java.lang.RuntimeException: javax.servlet.ServletException: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getConfluenceResourceTags' in class com.atlassian.confluence.setup.velocity.VelocityFriendlyPageBuilderService threw exception java.lang.NoClassDefFoundError: Could not initialize class com.atlassian.upm.osgi.impl.Versions at /decorators/includes/header.vm\[line 92, column 24\]  
os_securityfilter_already_filtered: true  
com.atlassian.prettyurls.filter.PrettyUrlsSiteMeshFilter: true  
com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.splits: \[\]  
--------------------------  
Parameters  
--------------------------  
caused by: java.lang.RuntimeException: javax.servlet.ServletException: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getConfluenceResourceTags' in class com.atlassian.confluence.setup.velocity.VelocityFriendlyPageBuilderService threw exception java.lang.NoClassDefFoundError: Could not initialize class com.atlassian.upm.osgi.impl.Versions at /decorators/includes/header.vm\[line 92, column 24\]  
at com.opensymphony.sitemesh.webapp.decorator.BaseWebAppDecorator.render(BaseWebAppDecorator.java:37)  
caused by: javax.servlet.ServletException: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getConfluenceResourceTags' in class com.atlassian.confluence.setup.velocity.VelocityFriendlyPageBuilderService threw exception java.lang.NoClassDefFoundError: Could not initialize class com.atlassian.upm.osgi.impl.Versions at /decorators/includes/header.vm\[line 92, column 24\]  
at com.atlassian.confluence.util.profiling.ConfluenceSitemeshDecorator$ErrorSendingErrorHandlingStrategy.handleException(ConfluenceSitemeshDecorator.java:244)  
caused by: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getConfluenceResourceTags' in class com.atlassian.confluence.setup.velocity.VelocityFriendlyPageBuilderService threw exception java.lang.NoClassDefFoundError: Could not initialize class com.atlassian.upm.osgi.impl.Versions at /decorators/includes/header.vm\[line 92, column 24\]  
at org.apache.velocity.runtime.parser.node.ASTMethod.handleInvocationException(ASTMethod.java:351)  
caused by: java.lang.NoClassDefFoundError: Could not initialize class com.atlassian.upm.osgi.impl.Versions  
at com.atlassian.upm.license.storage.lib.VersionChecker.isUpm201OrLaterInstalled(VersionChecker.java:50)


author: Nic Brough -Adaptavist-
body: I think you may have old, incompatible apps installed. Can you run though <https://confluence.atlassian.com/confkb/error-500-while-trying-to-access-some-admin-functions-noclassdeffounderror-com-atlassian-upm-osgi-impl-versions-867176931.html> ?


Tags: confluence-server

server