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This issue was reported manually by mmirilovic. It already has 31 duplicates Build: NetBeans IDE 7.0 (Build 110609-unknown-revn) VM: Java HotSpot(TM) 64-Bit Server VM, 19.1-b02, Java(TM) SE Runtime Environment, 1.6.0_24-b07 OS: Linux User Comments: GUEST: Tryuid to open a newly create scala project. GUEST: cannot build scala source GUEST: install scala plugin. create scala project. write some scala codes. right click the scala file. then it occured. GUEST: I created one scala-library project in EA Project. As I reopened Netbans comes always a nullpointer Exception. The scala project is not showed in projects list. I can't modify scala classes. Stacktrace: java.lang.NullPointerException: The p parameter cannot be null at org.openide.util.Parameters.notNull(Parameters.java:89) at org.netbeans.spi.project.support.GenericSources.group(GenericSources.java:120) at org.netbeans.modules.scala.project.J2SESources$1.run(J2SESources.java:122) at org.netbeans.modules.scala.project.J2SESources$1.run(J2SESources.java:106) at org.openide.util.Mutex.readAccess(Mutex.java:288) at org.netbeans.modules.scala.project.J2SESources.getSourceGroups(J2SESources.java:106)
Created attachment 108982 [details] stacktrace