error code:java.xml.transformerconfigurationexception:could not...

When trying making new projects, always this error coming. How can i fix this trouble?
[93 byte] By [kurul] at [2007-11-26 7:06:03]
# 1
Hi,Are you in turkish locale?MJ
ManjunathJayaram at 2007-7-6 15:52:41 > top of Java-index,Development Tools,Java Tools...
# 2
yes, turkish. is this important?
kurul at 2007-7-6 15:52:41 > top of Java-index,Development Tools,Java Tools...