我只是检查一个项目，我试图运行它，但它不会。导致此错误的原因是：
java.lang.Error: Unresolved compilation problem:
at SpringSecurityCoreGrailsPlugin$_closure1.doCall(SpringSecurityCoreGrailsPlugin.groovy:133)
at _GrailsPackage_groovy$_run_closure5_closure19.doCall(_GrailsPackage_groovy:234)
at _GrailsPackage_groovy$_run_closure5_closure19.doCall(_GrailsPackage_groovy)
at _GrailsSettings_groovy$_run_closure10.doCall(_GrailsSettings_groovy:280)
at _GrailsSettings_groovy$_run_closure10.call(_GrailsSettings_groovy)
at _GrailsPackage_groovy$_run_closure5.doCall(_GrailsPackage_groovy:232)
at _GrailsPackage_groovy$_run_closure2.doCall(_GrailsPackage_groovy:168)
at RunApp$_run_closure1.doCall(RunApp.groovy:28)
at gant.Gant$_dispatch_closure5.doCall(Gant.groovy:381)
at gant.Gant$_dispatch_closure7.doCall(Gant.groovy:415)
at gant.Gant$_dispatch_closure7.doCall(Gant.groovy)
at gant.Gant.withBuildListeners(Gant.groovy:427)
at gant.Gant.this$2$withBuildListeners(Gant.groovy)
at gant.Gant$this$2$withBuildListeners.callCurrent(Unknown Source)
at gant.Gant.dispatch(Gant.groovy:415)
at gant.Gant.this$2$dispatch(Gant.groovy)
at gant.Gant.invokeMethod(Gant.groovy)
at gant.Gant.executeTargets(Gant.groovy:590)
at gant.Gant.executeTargets(Gant.groovy:589)
Error executing script RunApp: Unresolved compilation problem:
解决方案尝试： 由于我不确定是什么导致了这个，我只是检查了项目并没有修改任何东西。 我只是尝试投影＆gt;清理，grails-clean，grails-compile，project＆gt;刷新多次。我仔细检查了插件，它已经安装在项目中。
有什么建议吗？
感谢。