java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.util.Arrays.copyOfRange(Arrays.java:3664)
   at java.lang.String.<init>(String.java:207)
   at java.lang.String.toLowerCase(String.java:2647)
   at java.lang.String.toLowerCase(String.java:2670)
   at org.netbeans.modules.css.lib.api.CssTokenId.primaryCategory(CssTokenId.java:316)
   at org.netbeans.editor.CustomFoldManager.scanToken(CustomFoldManager.java:484)
   at org.netbeans.editor.CustomFoldManager.getMarkList(CustomFoldManager.java:287)
   at org.netbeans.editor.CustomFoldManager.processTokenList(CustomFoldManager.java:305)
   at org.netbeans.editor.CustomFoldManager.updateFolds(CustomFoldManager.java:363)
   at org.netbeans.editor.CustomFoldManager.run(CustomFoldManager.java:166)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)