java.lang.OutOfMemoryError: Java heap space
   at org.netbeans.modules.editor.lib2.document.CharContent.reallocate(CharContent.java:234)
   at org.netbeans.modules.editor.lib2.document.CharContent.moveGapForInsert(CharContent.java:128)
   at org.netbeans.modules.editor.lib2.document.CharContent.insertText(CharContent.java:107)
   at org.netbeans.modules.editor.lib2.document.EditorDocumentContent.insertEdit(EditorDocumentContent.java:130)
   at org.netbeans.modules.editor.lib2.document.EditorDocumentContent.insertString(EditorDocumentContent.java:125)
   at org.netbeans.editor.BaseDocument.handleInsertString(BaseDocument.java:798)
   at org.netbeans.editor.BaseDocument.insertString(BaseDocument.java:749)
   at org.netbeans.editor.BaseDocument.read(BaseDocument.java:1444)
   at org.netbeans.editor.BaseKit.read(BaseKit.java:707)
   at org.openide.text.DataEditorSupport.loadFromStreamToKit(DataEditorSupport.java:487)
   at org.openide.text.CloneableEditorSupport.loadDocument(CloneableEditorSupport.java:2196)
   at org.openide.text.CloneableEditorSupport.access$2700(CloneableEditorSupport.java:129)
   at org.openide.text.CloneableEditorSupport$Listener.run(CloneableEditorSupport.java:3045)
   at org.openide.text.CloneableEditorSupport$9$1Query.call(CloneableEditorSupport.java:1845)
   at org.openide.text.CloneableEditorSupport$9.run(CloneableEditorSupport.java:1856)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.openide.text.CloneableEditorSupport.reloadDocument(CloneableEditorSupport.java:1806)
   at org.openide.text.CloneableEditorSupport.checkReload(CloneableEditorSupport.java:2389)
   at org.openide.text.CloneableEditorSupport.access$2500(CloneableEditorSupport.java:129)
   at org.openide.text.CloneableEditorSupport$Listener$1.run(CloneableEditorSupport.java:3010)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.openide.text.CloneableEditorSupport$Listener$1.run(CloneableEditorSupport.java:3000)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:673)
   at java.awt.EventQueue.access$300(EventQueue.java:96)
   at java.awt.EventQueue$2.run(EventQueue.java:634)
   at java.awt.EventQueue$2.run(EventQueue.java:632)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:643)