我正在使用IntelliJ IDEA 13.1.4并尝试了最新版本14.
运行SBT我收到以下错误:
Error:Cannot determine Java VM executable in selected JDK
我在我的机器和PATH上安装了JDK 1.7.
在日志中(~/Library/Logs/IntelliJIdea14/idea.log
在MacOS上),有以下堆栈跟踪:
2014-11-03 11:22:05,054 [4896641] WARN - nal.AbstractExternalSystemTask - Cannot determine Java VM executable in selected JDK com.intellij.openapi.externalSystem.model.ExternalSystemException: Cannot determine Java VM executable in selected JDK at org.jetbrains.sbt.project.SbtExternalSystemManager$$anonfun$10.apply(SbtExternalSystemManager.scala:97) at org.jetbrains.sbt.project.SbtExternalSystemManager$$anonfun$10.apply(SbtExternalSystemManager.scala:97) at scala.Option.getOrElse(Option.scala:120) at org.jetbrains.sbt.project.SbtExternalSystemManager$.executionSettingsFor(SbtExternalSystemManager.scala:96) at org.jetbrains.sbt.project.SbtExternalSystemManager$$anonfun$getExecutionSettingsProvider$1.apply(SbtExternalSystemManager.scala:54) at org.jetbrains.sbt.project.SbtExternalSystemManager$$anonfun$getExecutionSettingsProvider$1.apply(SbtExternalSystemManager.scala:54) at org.jetbrains.sbt.package$$anon$3.fun(package.scala:29) at org.jetbrains.sbt.package$$anon$3.fun(package.scala:28) at com.intellij.openapi.externalSystem.util.ExternalSystemApiUtil.getExecutionSettings(ExternalSystemApiUtil.java:590) at com.intellij.openapi.externalSystem.service.ExternalSystemFacadeManager.a(ExternalSystemFacadeManager.java:201) at com.intellij.openapi.externalSystem.service.ExternalSystemFacadeManager.a(ExternalSystemFacadeManager.java:178) at com.intellij.openapi.externalSystem.service.ExternalSystemFacadeManager.doInvoke(ExternalSystemFacadeManager.java:133) at com.intellij.openapi.externalSystem.service.ExternalSystemFacadeManager$MyHandler.invoke(ExternalSystemFacadeManager.java:270) at com.sun.proxy.$Proxy57.getResolver(Unknown Source) at com.intellij.openapi.externalSystem.service.internal.ExternalSystemResolveProjectTask.doExecute(ExternalSystemResolveProjectTask.java:48) at com.intellij.openapi.externalSystem.service.internal.AbstractExternalSystemTask.execute(AbstractExternalSystemTask.java:137) at com.intellij.openapi.externalSystem.service.internal.AbstractExternalSystemTask.execute(AbstractExternalSystemTask.java:123) at com.intellij.openapi.externalSystem.util.ExternalSystemUtil$2.execute(ExternalSystemUtil.java:475) at com.intellij.openapi.externalSystem.util.ExternalSystemUtil$3$1.run(ExternalSystemUtil.java:543) at com.intellij.openapi.progress.impl.ProgressManagerImpl$TaskRunnable.run(ProgressManagerImpl.java:609) at com.intellij.openapi.progress.impl.ProgressManagerImpl$7.run(ProgressManagerImpl.java:410) at com.intellij.openapi.progress.impl.ProgressManagerImpl$3.run(ProgressManagerImpl.java:194) at com.intellij.openapi.progress.impl.ProgressManagerImpl.a(ProgressManagerImpl.java:281) at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:233) at com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcess(ProgressManagerImpl.java:181) at com.intellij.openapi.application.impl.ApplicationImpl$10$1.run(ApplicationImpl.java:640) at com.intellij.openapi.application.impl.ApplicationImpl$8.run(ApplicationImpl.java:405) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) at org.jetbrains.ide.PooledThreadExecutor$1$1.run(PooledThreadExecutor.java:56)
这可能是什么原因?
当您尝试在"SBT任务"中执行刷新时也会发生相同的错误.
打开
Preferences -> Language & Frameworks -> Scala Compiler Server
打开
Run compile server (in external build mode)
刷新完项目后,再次将其关闭以在编辑器中更改代码时启用hotswapping.
设置JDK的另一种方法是从您当前的模块/项目设置(对于您当前的项目)
匹克Open Module Settings
从项目的上下文菜单(或默认按F4键),
然后从左侧选项卡选择Project
和正确的点Project SDK
上下拉.
问题通常是由".idea/sbt.xml"中的错误JDK版本引起的,例如:
<option name="jdk" value="1.7" />
更改Project SDK时,此选项不会相应更新,请参阅SCL-10085.如果您通常配置了其他JDK(在我的示例中为1.7),则不会发生错误,但Project SDK将以静默方式进行更改.否则,会发生此错误.
通过手动将".idea/sbt.xml"中的值编辑为正确的JDK版本,可以轻松解决该问题.
您应该能够通过设置jdk而不是打开/导入项目对话框来设置它.
在欢迎屏幕上,转到Configure -> Project defaults -> Project structure
并添加jdk.
打开sbt项目应该可以正常工作.
从这里找到解决方案