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I just downloaded the latest daily build and the Facelets support for NB: http://wiki.netbeans.info/wiki/view/FaceletsSupport One I created a project with Facelets support, I started getting this exception when restarting the IDE: java.lang.NullPointerException at org.netbeans.modules.web.core.syntax.JspUtils.getJSPColoringData(JspUtils.java:76) at org.netbeans.modules.web.core.syntax.JSPKit.createSyntax(JSPKit.java:107) at org.netbeans.editor.BaseDocument.getFreeSyntax(BaseDocument.java:444) at org.netbeans.editor.SyntaxSupport.tokenizeText(SyntaxSupport.java:369) at org.netbeans.editor.ext.ExtSyntaxSupport.getTokenChain(ExtSyntaxSupport.java:131) at org.netbeans.modules.web.core.syntax.JspSyntaxSupport.getItemAtOrBefore(JspSyntaxSupport.java:1065) at org.netbeans.modules.web.core.syntax.JspSyntaxSupport.getElementChain(JspSyntaxSupport.java:1116) at org.netbeans.modules.web.core.syntax.folding.JspFoldManager.generateFolds(JspFoldManager.java:197) at org.netbeans.modules.web.core.syntax.folding.JspFoldManager.updateFolds(JspFoldManager.java:384) at org.netbeans.modules.web.core.syntax.folding.JspFoldManager.access$100(JspFoldManager.java:68) at org.netbeans.modules.web.core.syntax.folding.JspFoldManager$1$1.run(JspFoldManager.java:135) [catch] at java.lang.Thread.run(Thread.java:619) After this exception, clicking on the default template.xhtml Facelets file hangs the entire IDE (every time, I've restarted multiple times). The whole IDE becomes 100% unresponsive, it does not respond to any user action). You can't even close it, I have to kill it via Task Manager. NB build 200609, JDK 6.0 beta2, Win XP SP2
Thanks for trying the preview. Could you write the whole build number? You forgot the day. For me it sounds like P1.
Did you try it with new userdir?
*** Issue 85720 has been marked as a duplicate of this issue. ***
Good news, I deleted my userdir and let NB recreate it. Everything worked fine after that. Maybe just a note should be added to the download/wiki for Facelets to let people know to recreate their userdir to avoid this. Good to close from my end.