Java exception in Collection Application

Hello,

I get a Java exception when I create a new collection. that does not happen in the whole wiki farm but only in a few ones.

Have you already experienced this java exception?

Thank you for your help.

Here is a part of the exception message:

Error number 4001 in 4: Error while evaluating velocity template edit.vm
Error number 4001 in 4: Error while evaluating velocity template edit.vm
com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while evaluating velocity template edit.vm
at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2107)

Caused by: org.xwiki.velocity.XWikiVelocityException: Failed to evaluate content with id [/skins/flamingo/edit.vm]
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:227)
at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:361)
at com.xpn.xwiki.internal.template.InternalTemplateManager.evaluateContent(InternalTemplateManager.java:790)

Caused by: java.util.EmptyStackException
at java.util.Stack.peek(Stack.java:102)
at java.util.Stack.pop(Stack.java:84)
at org.apache.velocity.context.InternalContextBase.popCurrentMacroName(InternalContextBase.java:140)
at com.xpn.xwiki.render.ScriptVelocityContext.popCurrentMacroName(ScriptVelocityContext.java:37)

at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluateInternal(DefaultVelocityEngine.java:259)
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:222)
… 57 more