PermGen space error

What doe this error means. im running WS7 with 39 virtual servers with uwc (comm express 6.3)?

Error:

[26/Jun/2007:09:53:40] failure (27174): CORE4007: Internal error: Unexpected Java exception thrown (java.lang.OutOfMemoryError: PermGen space, PermGen space), stack: java.lang.OutOfMemoryError: PermGen space

[26/Jun/2007:10:02:37] failure (27174): CORE4007: Internal error: Unexpected Java exception thrown (java.lang.OutOfMemoryError: PermGen space, PermGen space), stack: java.lang.OutOfMemoryError: PermGen space

[542 byte] By [burrutiaa] at [2007-11-27 9:32:34]

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# 1

Following jvm forum link might help you. http://forum.java.sun.com/thread.jspa?messageID=3880756&tstart=0

Basantka at 2007-7-12 22:51:03 >

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# 2

What is your java heapsize (in server.xml)? If you increase the size to a bigger one, e.g 512M, you still see this problem.

There maybe have some memory leak problem in you application.

See following blog to get more idea.

http://blogs.sun.com/fkieviet/entry/classloader_leaks_the_dreaded_java

Please increase you java heap size

wyb2005a at 2007-7-12 22:51:03 >

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PermGen space error

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