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Build: NetBeans IDE Dev (Build 201004100201) VM: Java HotSpot(TM) 64-Bit Server VM, 14.3-b01-101, Java(TM) SE Runtime Environment, 1.6.0_17-b04-248-10M3025 OS: Mac OS X User Comments: jeffmcclure: Viewing .scala file GUEST: started latest netbeans with some scala files open Stacktrace: java.lang.NoSuchMethodError: scala.collection.mutable.ArrayBuffer.$plus$plus$eq(Lscala/collection/Traversable;)Lscala/collection/mutable/ArrayBuffer; at org.netbeans.modules.scala.core.ScalaGlobal$.getGlobal(ScalaGlobal.java:369) at org.netbeans.modules.scala.core.ScalaParserResult.global(ScalaParserResult.java:114) at org.netbeans.modules.scala.core.ScalaParserResult.rootScope(ScalaParserResult.java:123) at org.netbeans.modules.scala.editor.ScalaStructureAnalyzer.scan(ScalaStructureAnalyzer.java:67) at org.netbeans.modules.csl.navigation.ElementScanningTask$1.run(ElementScanningTask.java:121) at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:151)
Created attachment 97035 [details] stacktrace
I uninstalled the scala plugins and re-installed them and it seems to have resolved the issue.