Perché fallire con la nuova versione di Gradle (2.3)?

Abbiamo lo script Gradle per creare i progetti multipli. Sta funzionando bene con la versione 2.2.1 gradle, ma con i nuovi progetti di rilascio 2.3 di Gradle non si sta costruendo. Dà il seguente errore.Perché fallire con la nuova versione di Gradle (2.3)?

org.gradle.api.tasks.TaskValidationException: A problem was found with the configuration of task ':TESTGradle:startScripts'. 
     at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:55) 
     at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:42) 
     at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52) 
     at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:53) 
     at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43) 
     at org.gradle.api.internal.AbstractTask.executeWithoutThrowingTaskFailure(AbstractTask.java:306) 
     at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.executeTask(AbstractTaskPlanExecutor.java:79) 
     at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:63) 
     at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:51) 
     at org.gradle.execution.taskgraph.ParallelTaskPlanExecutor.process(ParallelTaskPlanExecutor.java:45) 
     at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:88) 
     at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:29) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62) 
     at org.gradle.execution.DefaultBuildExecuter.access$200(DefaultBuildExecuter.java:23) 
     at org.gradle.execution.DefaultBuildExecuter$2.proceed(DefaultBuildExecuter.java:68) 
     at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:55) 
     at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:149) 
     at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:106) 
     at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:86) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildController.run(InProcessBuildActionExecuter.java:80) 
     at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:33) 
     at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:24) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:36) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26) 
     at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:51) 
     at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.java:169) 
     at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:237) 
     at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:210) 
     at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:35) 
     at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:24) 
     at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:206) 
     at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:169) 
     at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:33) 
     at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:22) 
     at org.gradle.launcher.Main.doAction(Main.java:33) 
     at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45) 
     at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBootstrap.java:54) 
     at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.java:35) 
     at org.gradle.launcher.GradleMain.main(GradleMain.java:23) 
Caused by: org.gradle.api.InvalidUserDataException: No value has been specified for property 'mainClassName'. 
     at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:47) 
     ... 40 more

la prego di dare qualche consiglio per risolvere questo problema?

fonte

2015-02-19 user3496599

Potete per favore pubblicare il file 'build.gradle'? –

Questo è difficile da leggere. Si prega di postarlo con una formattazione corretta all'interno del corpo della domanda. –

Per completezza, si tratta di un bug relativo al plug-in dell'applicazione. Vedi https://github.com/spring-projects/spring-boot/issues/2679 – Paul

Stava fallendo anche con la versione 2.2.1 di gradle. Vedere l'output di seguito:

[[email protected]]/tmp % cat build.gradle 
apply plugin: 'application' 
[[email protected]]/tmp % gradle -v 

------------------------------------------------------------ 
Gradle 2.2.1 
------------------------------------------------------------ 

Build time: 2014-11-24 09:45:35 UTC 
Build number: none 
Revision:  6fcb59c06f43a4e6b1bcb401f7686a8601a1fb4a 

Groovy:  2.3.6 
Ant:   Apache Ant(TM) version 1.9.3 compiled on December 23 2013 
JVM:   1.8.0_05 (Oracle Corporation 25.5-b02) 
OS:   Mac OS X 10.10.1 x86_64 

[[email protected]]/tmp % gradle startScripts 
:compileJava UP-TO-DATE 
:processResources UP-TO-DATE 
:classes UP-TO-DATE 
:jar UP-TO-DATE 
:startScripts FAILED 

FAILURE: Build failed with an exception. 

* What went wrong: 
A problem was found with the configuration of task ':startScripts'. 
> No value has been specified for property 'mainClassName'. 

* Try: 
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. 

BUILD FAILED 

Total time: 2.909 secs 
[[email protected]]/tmp % gvm use gradle 2.3 

Using gradle version 2.3 in this shell. 
[[email protected]]/tmp % gradle -v 

------------------------------------------------------------ 
Gradle 2.3 
------------------------------------------------------------ 

Build time: 2015-02-16 05:09:33 UTC 
Build number: none 
Revision:  586be72bf6e3df1ee7676d1f2a3afd9157341274 

Groovy:  2.3.9 
Ant:   Apache Ant(TM) version 1.9.3 compiled on December 23 2013 
JVM:   1.8.0_05 (Oracle Corporation 25.5-b02) 
OS:   Mac OS X 10.10.1 x86_64 

[[email protected]]/tmp % gradle startScripts 
:compileJava UP-TO-DATE 
:processResources UP-TO-DATE 
:classes UP-TO-DATE 
:jar 
:startScripts FAILED 

FAILURE: Build failed with an exception. 

* What went wrong: 
A problem was found with the configuration of task ':startScripts'. 
> No value has been specified for property 'mainClassName'. 

* Try: 
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. 

BUILD FAILED 

Total time: 3.168 secs

Non hai mainClassName specificato nel vostro script di build.

fonte

2015-02-19 08:29:03 Opal

Aggiunto mainClassName = '' nello script gradle e sta funzionando bene ... – user3496599

Perché fallire con la nuova versione di Gradle (2.3)?

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