svnkit authentication fails due to authentication file access problems to local cache on all platforms

com.atlassian.bamboo.repository.RepositoryException: Unable to retrieve source code to 'null' for 'SECURITY-TRUNK': svn: Cannot read from 'C:\Documents and Settings\Default User\Application Data\Subversion\auth\svn.simple\2c897b0a1ee600f4f74b2ee6c4fe585b': C:\Documents and Settings\Default User\Application Data\Subversion\auth\svn.simple\2c897b0a1ee600f4f74b2ee6c4fe585b (The system cannot find the file specified)
at com.atlassian.bamboo.repository.svn.SvnRepository.retrieveSourceCode(SvnRepository.java:416)
...
Caused by: java.io.FileNotFoundException: C:\Documents and Settings\Default User\Application Data\Subversion\auth\svn.simple\2c897b0a1ee600f4f74b2ee6c4fe585b (The system cannot find the file specified)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.(Unknown Source)
at org.tmatesoft.svn.core.internal.wc.SVNFileUtil.createFileInputStream(SVNFileUtil.java:1339)
at org.tmatesoft.svn.core.internal.wc.SVNFileUtil.openFileForReading(SVNFileUtil.java:1325)

com.atlassian.bamboo.repository.RepositoryException: Build 'WFJWIZCOMP-TRUNK' failed to check SVN repository
	at com.atlassian.bamboo.repository.svn.SvnRepository.collectChangesSinceLastBuild(SvnRepository.java:257)
...
Caused by: org.tmatesoft.svn.core.SVNException: svn: Cannot read from 'C:\Users\bamboo\AppData\Roaming\Subversion\auth\svn.simple\c06ce622ee195a0f7777879507af2761': C:\Users\bamboo\AppData\Roaming\Subversion\auth\svn.simple\c06ce622ee195a0f7777879507af2761 (Zugriff verweigert)
	at org.tmatesoft.svn.core.internal.wc.SVNErrorManager.error(SVNErrorManager.java:82)
...
Caused by: java.io.FileNotFoundException: C:\Users\bamboo\AppData\Roaming\Subversion\auth\svn.simple\c06ce622ee195a0f7777879507af2761 (Zugriff verweigert)