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We need a stacktrace... Thanks.
I don't know if this is the same bug, php remote project, version = nightly build 20150106001. This is my first time trying out NetBeans and this exception comes up only editing php, not html, js, cpp, h files and it pops up everytime the mouse stops moving over the document. I had to use the nightly build to get past issues in remote c++. java.lang.StringIndexOutOfBoundsException: String index out of range: -1 at java.lang.AbstractStringBuilder.substring(AbstractStringBuilder.java:868) at java.lang.StringBuilder.substring(StringBuilder.java:72) at java.lang.AbstractStringBuilder.subSequence(AbstractStringBuilder.java:849) at java.lang.StringBuilder.subSequence(StringBuilder.java:72) at org.netbeans.modules.html.editor.hints.Nesting.getSPIHintFixes(Nesting.java:130) at org.netbeans.modules.html.editor.hints.Nesting.getExtraHintFixes(Nesting.java:109) at org.netbeans.modules.html.editor.hints.HtmlValidatorRule.run(HtmlValidatorRule.java:92) at org.netbeans.modules.html.editor.hints.HtmlHintsProvider.computeErrors(HtmlHintsProvider.java:319) at org.netbeans.modules.csl.hints.GsfHintsProvider.processProviderErrors(GsfHintsProvider.java:321) at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrors(GsfHintsProvider.java:407) at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrorsRecursive(GsfHintsProvider.java:383) at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrorsRecursive(GsfHintsProvider.java:378) at org.netbeans.modules.csl.hints.GsfHintsProvider.refreshErrors(GsfHintsProvider.java:351) at org.netbeans.modules.csl.hints.GsfHintsProvider.access$000(GsfHintsProvider.java:101) at org.netbeans.modules.csl.hints.GsfHintsProvider$2.run(GsfHintsProvider.java:434) at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:603) at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:153) at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:137) at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:203) at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:200) at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176) at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360) at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:141) at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:87) at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:200) Caused: org.netbeans.modules.parsing.spi.ParseException at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:208) at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:104) [catch] at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:432) at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:101) at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:578) at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:750) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1425) at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:59) at org.openide.util.lookup.Lookups.executeWith(Lookups.java:294) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2038)
> at org.netbeans.modules.html.editor.hints.Nesting.getSPIHintFixes(Nesting.java:130) Reassigning to HTML editor, please evaluate. Thanks.
This was already fixed in Bug #246957 *** This bug has been marked as a duplicate of bug 246957 ***