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This bug was originally marked as duplicate of bug 183595, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related. Build: NetBeans IDE Dev (Build 201008200001) VM: Java HotSpot(TM) Client VM, 16.0-b13, Java(TM) SE Runtime Environment, 1.6.0_18-b07 OS: Windows XP User Comments: GUEST: view->show non-printable chars in a php file katsuke: Pressed assigned key combination to turn off "hidden characters" Stacktrace: java.lang.AssertionError: Null textComponent at org.netbeans.modules.editor.lib2.view.ViewBuilder.repaintAndReplaceViews(ViewBuilder.java:481) at org.netbeans.modules.editor.lib2.view.ViewUpdates.reinitViews(ViewUpdates.java:137) at org.netbeans.modules.editor.lib2.view.DocumentView$1.run(DocumentView.java:488) at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1409) at org.netbeans.modules.editor.lib2.view.DocumentView.reinitViews(DocumentView.java:478) at org.netbeans.modules.editor.lib2.view.DocumentView$4.preferenceChange(DocumentView.java:657)
Created attachment 101573 [details] stacktrace
This bug already has 5 duplicates see http://statistics.netbeans.org/exceptions/detail.do?id=172064
*** This bug has been marked as a duplicate of bug 198719 ***