I am running into the same issue now. Any idea how to fix this? On Friday, October 15, 2010 10:44:59 AM UTC-4, bananos wrote: > > We have a pretty heterogeneous team which works with GWT on Mac, > Windows & linux machines. > One of our latest commit crashed the automatic build which runs on > linux box. > The problem is that GWT java source generator fails with > NullPointerException at different places with the same configuration > inputs, therefore it is very hard to reproduce bug or nail it down. > > The only regularity we've found is that it fails at some point when > trying to generate client bundles from PNG files. > Here are few examples: > > Case #1 > > [java] Scanning for additional dependencies: file:/home/bear-z/ > work/client/Application/src/com/project/client/common/bundles/ > CommonResources.java > [java] Computing all possible rebind results for > 'com.project.client.common.bundles.CommonResources' > [java] Rebinding > com.project.client.common.bundles.CommonResources > [java] Invoking > com.google.gwt.dev.javac.StandardGeneratorContext@72af7016 > [java] [ERROR] Generator > 'com.google.gwt.resources.rebind.context.InlineClientBundleGenerator' > threw threw an exception while rebinding > 'com.project.client.common.bundles.CommonResources' > [java] java.lang.NullPointerException > [java] at > com.google.gwt.resources.rebind.context.InlineResourceContext.deploy(InlineResourceContext.java: > > > 40) > [java] at > com.google.gwt.resources.rebind.context.AbstractResourceContext.deploy(AbstractResourceContext.java: > > > 97) > [java] at > com.google.gwt.resources.rg.ImageResourceGenerator.maybeDeploy(ImageResourceGenerator.java: > > > 369) > [java] at > com.google.gwt.resources.rg.ImageResourceGenerator.createFields(ImageResourceGenerator.java: > > > 176) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.createFieldsAndAssignments(AbstractClientBundleGenerator.java: > > > 328) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.createFieldsAndAssignments(AbstractClientBundleGenerator.java: > > > 385) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.generate(AbstractClientBundleGenerator.java: > > > 245) > [java] at > com.google.gwt.dev.javac.StandardGeneratorContext.runGenerator(StandardGeneratorContext.java: > > > 418) > [java] at > com.google.gwt.dev.cfg.RuleGenerateWith.realize(RuleGenerateWith.java: > 38) > [java] at com.google.gwt.dev.shell.StandardRebindOracle > $Rebinder.tryRebind(StandardRebindOracle.java:108) > [java] at com.google.gwt.dev.shell.StandardRebindOracle > $Rebinder.rebind(StandardRebindOracle.java:54) > [java] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java: > > > 154) > [java] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java: > > > 143) > [java] at com.google.gwt.dev.Precompile > $DistillerRebindPermutationOracle.getAllPossibleRebindAnswers(Precompile.java: > > > 317) > [java] at > com.google.gwt.dev.jdt.WebModeCompilerFrontEnd.doFindAdditionalTypesUsingRebinds(WebModeCompilerFrontEnd.java: > > > 95) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.process(AbstractCompiler.java:200) > [java] at > org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:444) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.compile(AbstractCompiler.java:123) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.compile(AbstractCompiler.java:234) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.access$200(AbstractCompiler.java:109) > [java] at > com.google.gwt.dev.jdt.AbstractCompiler.compile(AbstractCompiler.java: > 522) > [java] at > com.google.gwt.dev.jdt.BasicWebModeCompiler.getCompilationUnitDeclarations(BasicWebModeCompiler.java: > > > 112) > [java] at > com.google.gwt.dev.jdt.WebModeCompilerFrontEnd.getCompilationUnitDeclarations(WebModeCompilerFrontEnd.java: > > > 47) > [java] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.precompile(JavaToJavaScriptCompiler.java: > > > 430) > [java] at > com.google.gwt.dev.jjs.JavaScriptCompiler.precompile(JavaScriptCompiler.java: > > 32) > [java] at > com.google.gwt.dev.Precompile.precompile(Precompile.java:522) > [java] at > com.google.gwt.dev.Precompile.precompile(Precompile.java:414) > [java] at com.google.gwt.dev.Compiler.run(Compiler.java:201) > [java] at com.google.gwt.dev.Compiler$1.run(Compiler.java: > 152) > [java] at > com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:87) > [java] at > com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java: > > > 81) > [java] at com.google.gwt.dev.Compiler.main(Compiler.java:159) > > Fails at > com.google.gwt.resources.rebind.context.InlineClientBundleGenerator > > > > Case #2 > [java] [ERROR] Errors in 'file:/home/bear-z/work/client/ > Application/src/com/project/client/common/bundles/ > CommonResources.java' > [java] [ERROR] Line 13: Failed to resolve > 'com.project.client.common.bundles.CommonResources' via deferred > binding > [java] Scanning for additional dependencies: file:/home/bear-z/ > work/client/Application/src/com/project/client/contacts/bundles/ > ContactsResources.java > [java] Computing all possible rebind results for > 'com.project.client.contacts.bundles.ContactsResources' > [java] Rebinding > com.project.client.contacts.bundles.ContactsResources > [java] Invoking > com.google.gwt.dev.javac.StandardGeneratorContext@72af7016 > [java] [ERROR] Generator > 'com.google.gwt.resources.rebind.context.StaticClientBundleGenerator' > threw threw an exception while rebinding > 'com.project.client.contacts.bundles.ContactsResources' > [java] java.lang.NullPointerException > [java] at > com.google.gwt.dev.util.Util.computeStrongName(Util.java:166) > [java] at > com.google.gwt.dev.util.Util.computeStrongName(Util.java:141) > [java] at > com.google.gwt.resources.rg.ImageBundleBuilder.assimilate(ImageBundleBuilder.java: > > > 627) > [java] at > com.google.gwt.resources.rg.ImageResourceGenerator.prepare(ImageResourceGenerator.java: > > > 235) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.initAndPrepare(AbstractClientBundleGenerator.java: > > > 556) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.initAndPrepare(AbstractClientBundleGenerator.java: > > > 582) > [java] at > com.google.gwt.resources.rebind.context.AbstractClientBundleGenerator.generate(AbstractClientBundleGenerator.java: > > > 204) > [java] at > com.google.gwt.dev.javac.StandardGeneratorContext.runGenerator(StandardGeneratorContext.java: > > > 418) > [java] at > com.google.gwt.dev.cfg.RuleGenerateWith.realize(RuleGenerateWith.java: > 38) > [java] at com.google.gwt.dev.shell.StandardRebindOracle > $Rebinder.tryRebind(StandardRebindOracle.java:108) > [java] at com.google.gwt.dev.shell.StandardRebindOracle > $Rebinder.rebind(StandardRebindOracle.java:54) > [java] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java: > > > 154) > [java] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java: > > > 143) > [java] at com.google.gwt.dev.Precompile > $DistillerRebindPermutationOracle.getAllPossibleRebindAnswers(Precompile.java: > > > 317) > [java] at > com.google.gwt.dev.jdt.WebModeCompilerFrontEnd.doFindAdditionalTypesUsingRebinds(WebModeCompilerFrontEnd.java: > > > 95) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.process(AbstractCompiler.java:200) > [java] at > org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:444) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.compile(AbstractCompiler.java:123) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.compile(AbstractCompiler.java:234) > [java] at com.google.gwt.dev.jdt.AbstractCompiler$Sandbox > $CompilerImpl.access$200(AbstractCompiler.java:109) > [java] at > com.google.gwt.dev.jdt.AbstractCompiler.compile(AbstractCompiler.java: > 522) > [java] at > com.google.gwt.dev.jdt.BasicWebModeCompiler.getCompilationUnitDeclarations(BasicWebModeCompiler.java: > > > 112) > [java] at > com.google.gwt.dev.jdt.WebModeCompilerFrontEnd.getCompilationUnitDeclarations(WebModeCompilerFrontEnd.java: > > > 47) > [java] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.precompile(JavaToJavaScriptCompiler.java: > > > 430) > [java] at > com.google.gwt.dev.jjs.JavaScriptCompiler.precompile(JavaScriptCompiler.java: > > 32) > [java] at > com.google.gwt.dev.Precompile.precompile(Precompile.java:522) > [java] at > com.google.gwt.dev.Precompile.precompile(Precompile.java:414) > [java] at com.google.gwt.dev.Compiler.run(Compiler.java:201) > [java] at com.google.gwt.dev.Compiler$1.run(Compiler.java: > 152) > [java] at > com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:87) > [java] at > com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java: > > > 81) > [java] at com.google.gwt.dev.Compiler.main(Compiler.java:159) > > Fails at > com.google.gwt.resources.rebind.context.StaticClientBundleGenerator > > We are using GWT 2.0.4 and tried to compile on > a) fedora 13 x86_64 / Both sun Java 1.6.0_16 & java-1.6.0- > openjdk-1.6.0.0-42.b18.fc13.x86_64 > b) Ubuntu 10.04 x86 / Both sun Java 1.6.0_16 & OpenJDK Server VM > (16.0-b13) for linux-x86 > > > I believe that problem is somewhere deep inside Java/GWT internals, > related to low level memory/threads handling because of following > 1) it compiles like a charm on Windows & Mac boxes > 2) it is not regular, i.e. the same code fails at different places > during compilation > > > Is there anyone who have experienced something similar on linux? I > would really appreciate any help
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