我正试着按照指示执行
https://confluence.jetbrains.com/display/SCA/Setting+up+Scala+plugin+project+in+IntelliJ+IDEA
我用的是想法14.1.14。已经下载了源代码和downloadIdea。导入项目后,将project设置为1.7。
不确定上面的信息是否足够继续下去;但是在make项目中,我得到了下面的错误;是否可以猜出我的错误是什么?
Error:scalac: error while loading Object, Missing dependency 'object scala in compiler mirror', required by /usr/lib/jvm/java-7-oracle/jre/lib/rt.jar(java/lang/Object.class)
Error:scalac: Error: object scala in compiler mirror not found.
scala.reflect.internal.MissingRequirementError: object scala in compiler mirror not found.
at scala.reflect.internal.MissingRequirementError$.signal(MissingRequirementError.scala:17)
at scala.reflect.internal.MissingRequirementError$.notFound(MissingRequirementError.scala:18)
at scala.reflect.internal.Mirrors$RootsBase.getModuleOrClass(Mirrors.scala:53)
at scala.reflect.internal.Mirrors$RootsBase.getModuleOrClass(Mirrors.scala:66)
at scala.reflect.internal.Mirrors$RootsBase.getPackage(Mirrors.scala:173)
at scala.reflect.internal.Definitions$DefinitionsClass.ScalaPackage$lzycompute(Definitions.scala:161)
at scala.reflect.internal.Definitions$DefinitionsClass.ScalaPackage(Definitions.scala:161)
at scala.reflect.internal.Definitions$DefinitionsClass.ScalaPackageClass$lzycompute(Definitions.scala:162)
at scala.reflect.internal.Definitions$DefinitionsClass.ScalaPackageClass(Definitions.scala:162)
at scala.reflect.internal.Definitions$DefinitionsClass.init(Definitions.scala:1377)
at scala.tools.nsc.Global$Run.<init>(Global.scala:1229)
at xsbt.CachedCompiler0$$anon$2.<init>(CompilerInterface.scala:116)
at xsbt.CachedCompiler0.run(CompilerInterface.scala:116)
at xsbt.CachedCompiler0.run(CompilerInterface.scala:102)
at xsbt.CompilerInterface.run(CompilerInterface.scala:27)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at sbt.compiler.AnalyzingCompiler.call(AnalyzingCompiler.scala:102)
at sbt.compiler.AnalyzingCompiler.compile(AnalyzingCompiler.scala:48)
at sbt.compiler.AnalyzingCompiler.compile(AnalyzingCompiler.scala:41)
at org.jetbrains.jps.incremental.scala.local.IdeaIncrementalCompiler.compile(IdeaIncrementalCompiler.scala:29)
at org.jetbrains.jps.incremental.scala.local.LocalServer.compile(LocalServer.scala:26)
at org.jetbrains.jps.incremental.scala.remote.Main$.make(Main.scala:62)
at org.jetbrains.jps.incremental.scala.remote.Main$.nailMain(Main.scala:20)
at org.jetbrains.jps.incremental.scala.remote.Main.nailMain(Main.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.martiansoftware.nailgun.NGSession.run(NGSession.java:319)
Warning:scalac: No 'scala-library*.jar' in module dependencies [compiler_settings]发布于 2015-10-05 11:40:47
转到File -> Project structure ->全局库,并在那里添加Scala。在我的例子中,两个SDK已经存在(在常春藤文件夹中)并提供供选择。
发布于 2020-01-24 05:34:57
我最近也遇到了一个类似的问题,即使在拥有了兼容版本的java、sbt和scala之后,但是当我们将sbt项目导入Intellij时,我发现了很少的原因导致这个错误。
请找到下面的截图。


除了上述问题外,在IntelliJ中打开项目时,您可能会遇到代码中的依赖项源链接问题。这是因为文件->项目模块->模块下有额外的根模块。在模块面板中,您将看到projexctxx进程和projectxx进程生成之外的projectxxx-src和projectxx-test。因此,删除projectxx-src和projectxx-test。

发布于 2019-07-04 10:33:37
你必须有Java 8 JDK才能让Scala工作
有关更多信息,请参见斯卡拉站点
https://stackoverflow.com/questions/32146892
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