Hi Marcel,
I've fixed the issue related to the credential and then I got this error.
As you can see in the stack trace bellow, Subversion Plugin is not using the variables/parameters anymore while it is polling the repository. So, it assumes that there are changes.
tarted on Feb 3, 2014 2:39:34 PM
ERROR: Failed to check repository revision for ${PROJECT_SVN_REPO}/trunk/${PROJECT_NAME}
org.tmatesoft.svn.core.SVNException: svn: E125002: Malformed URL '${PROJECT_SVN_REPO}/trunk/${PROJECT_NAME}'
at org.tmatesoft.svn.core.internal.wc.SVNErrorManager.error(SVNErrorManager.java:64)
at org.tmatesoft.svn.core.internal.wc.SVNErrorManager.error(SVNErrorManager.java:51)
at org.tmatesoft.svn.core.SVNURL.<init>(SVNURL.java:233)
at org.tmatesoft.svn.core.SVNURL.parseURIEncoded(SVNURL.java:127)
at hudson.scm.SubversionSCM$ModuleLocation.getSVNURL(SubversionSCM.java:2785)
at hudson.scm.SubversionSCM.compareRemoteRevisionWith(SubversionSCM.java:1436)
at hudson.scm.SCM._compareRemoteRevisionWith(SCM.java:356)
at hudson.scm.SCM.poll(SCM.java:373)
at hudson.model.AbstractProject._poll(AbstractProject.java:1581)
at hudson.model.AbstractProject.poll(AbstractProject.java:1490)
at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:462)
at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:491)
at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: svn: E125002: Malformed URL '${PROJECT_SVN_REPO}/trunk/${PROJECT_NAME}'
at org.tmatesoft.svn.core.SVNErrorMessage.create(SVNErrorMessage.java:171)
at org.tmatesoft.svn.core.SVNErrorMessage.create(SVNErrorMessage.java:126)
at org.tmatesoft.svn.core.SVNURL.<init>(SVNURL.java:232)
... 16 more
Done. Took 0.49 sec
Changes found
This might be related to not using the correct credentials.