This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.

Bug 270063 - java.util.ConcurrentModificationException at java.util.HashMap.computeIfAbsent
Summary: java.util.ConcurrentModificationException at java.util.HashMap.computeIfAbsent
Status: RESOLVED FIXED
Alias: None
Product: java
Classification: Unclassified
Component: Project (show other bugs)
Version: Dev
Hardware: All All
: P3 normal (vote)
Assignee: Tomas Zezula
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-03-13 16:00 UTC by Martin Balin
Modified: 2017-03-15 02:50 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter: 228389

Attachments
stacktrace (3.76 KB, text/plain)
2017-03-13 16:00 UTC, Martin Balin 		Details
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Martin Balin 2017-03-13 16:00:55 UTC 
Build: NetBeans IDE Dev (Build 20170313-36c8daae1dd6)
VM: Java HotSpot(TM) 64-Bit Server VM, 9-ea+158, Java(TM) SE Runtime Environment, 9-ea+158
OS: Linux

User Comments:
mbalin: Started IDE on top of JDK 9 EA b158
Several JDK9 projects opened from previous session. Includes module-info.java and dependencies among them.




Stacktrace: 
java.util.ConcurrentModificationException
   at java.util.HashMap.computeIfAbsent(HashMap.java:1138)
   at org.netbeans.modules.java.api.common.classpath.MultiModuleClassPathProvider$Cache.lambda$computeIfAbsentGlobal$1(MultiModuleClassPathProvider.java:849)
   at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:209)
   at org.openide.util.Mutex.readAccess(Mutex.java:218)
   at org.netbeans.modules.java.api.common.classpath.MultiModuleClassPathProvider$Cache.computeIfAbsentGlobal(MultiModuleClassPathProvider.java:847)
   at org.netbeans.modules.java.api.common.classpath.MultiModuleClassPathProvider$Cache.computeIfAbsent(MultiModuleClassPathProvider.java:807)
Comment 1 Martin Balin 2017-03-13 16:00:58 UTC 
Created attachment 163827 [details]
stacktrace
Comment 2 Tomas Zezula 2017-03-14 08:39:01 UTC 
Fixed jet-main http://hg.netbeans.org/jet-main/rev/9805e7e8e8e7
Comment 3 Quality Engineering 2017-03-15 02:50:14 UTC 
Integrated into 'main-silver', will be available in build *201703150002* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)

Changeset: http://hg.netbeans.org/main-silver/rev/9805e7e8e8e7
User: Tomas Zezula <tzezula@netbeans.org>
Log: #270063:java.util.ConcurrentModificationException at java.util.HashMap.computeIfAbsent