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    You try to create a ZipInputStream from a null InputStream.

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via Sonatype JIRA by Magnus Robertsson, 1 year ago
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java.lang.NullPointerException: in is null	at java.util.zip.ZipInputStream.(ZipInputStream.java:64)	at com.google.gwt.dev.js.ClosureJsRunner.getDefaultExterns(ClosureJsRunner.java:111)	at com.google.gwt.dev.js.ClosureJsRunner.getDefaultExternsList(ClosureJsRunner.java:208)	at com.google.gwt.dev.js.ClosureJsRunner.getClosureCompilerExterns(ClosureJsRunner.java:317)	at com.google.gwt.dev.js.ClosureJsRunner.compile(ClosureJsRunner.java:188)	at com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.generateJavaScriptCode(JavaToJavaScriptCompiler.java:1077)	at com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.compilePermutation(JavaToJavaScriptCompiler.java:486)	at com.google.gwt.dev.jjs.UnifiedAst.compilePermutation(UnifiedAst.java:134)	at com.google.gwt.dev.CompilePerms.compile(CompilePerms.java:195)	at com.google.gwt.dev.ThreadedPermutationWorkerFactory$ThreadedPermutationWorker.compile(ThreadedPermutationWorkerFactory.java:49)	at com.google.gwt.dev.PermutationWorkerFactory$Manager$WorkerThread.run(PermutationWorkerFactory.java:73)	at java.lang.Thread.run(Thread.java:662)