I used IntelliJ 15.0.2 Ultimate to develop Play 2.4.6 applications. Everything was fine until last Friday, when IntelliJ was broken, and I do not know why. Actually, I do not know if it was something that I updated, or something that I changed.
This is what I get after clicking on make:

I have it on ~/.IntelliJIdea15/system/log/build-log/build.log:
2016-01-20 16: 25: 17,025 [27009] INFO - .incremental.IncProjectBuilder - Module 'root' production: java.lang.NullPointerException
org.jetbrains.jps.incremental.ProjectBuildException: Module 'root' production: java.lang.NullPointerException
at org.jetbrains.jps.incremental.IncProjectBuilder.buildTargetsChunk (IncProjectBuilder.java:1005)
at org.jetbrains.jps.incremental.IncProjectBuilder.buildChunkIfAffected (IncProjectBuilder.java:870)
at org.jetbrains.jps.incremental.IncProjectBuilder.buildChunks (IncProjectBuilder.java:695)
at org.jetbrains.jps.incremental.IncProjectBuilder.runBuild (IncProjectBuilder.javahaps86)
at org.jetbrains.jps.incremental.IncProjectBuilder.build (IncProjectBuilder.java:193)
at org.jetbrains.jps.cmdline.BuildRunner.runBuild (BuildRunner.java:137)
at org.jetbrains.jps.cmdline.BuildSession.runBuild (BuildSession.java:294)
at org.jetbrains.jps.cmdline.BuildSession.run (BuildSession.java:125)
at // [...]
I get this error message when I try to do / build / rebuld / test app. I tried ALL:
- Kubuntu 15.10
- Play IntelliJ
$ activator clean $ activator run- Ivy
- IntelliJ
.idea target- Java 1.7 1.8 1,8
- IntellJ 15.0.2
~/.IntelliJIdea15 - IntelliJ 15.0.3 root
build.properties sbt.version 0.13.7, 0.13.8, 0.13.9build.sbt scalaVersion 2.11.7 2.11.6- sbt
, $ activator run $ activator test . IntelliJ [Right click] > Run Play 2 App, . , , , IntelliJ, .
.
:. == > https://github.com/pac4j/play-pac4j-java-demo