I am using GGTS 3.6.4. I tried to enable the class as usual, and all the hangs failed. I tried to clean up the project, update its dependencies and recompile, but all I have is the error below.
Starting a project is useless: the IDE just warns me of "Errors in existing required projects (projects)" and then it starts suddently stops without warning.
All services warn that they โcannot resolve the classโ, as you can see in the picture. What else can I check?

EDIT
Action # 1: refresh-dependencies > compile :
refresh-dependencies is created in my console |Configuring classpath |Dependencies refreshed .compile gives me a warning that we can see in the picture
Action # 2: clean-all > refresh-dependencies > compile :
clean-all generates |Application cleaned.refresh-dependencies generates |Installing ([MANY PLUGINS HERE!!!]) |Dependencies refreshedcompile generates |Compiling N source files , then a Compilation error: startup failed appears, and the first - unable to resolve class Transactional . Could this first error contain the whole compilation process? Then he brings me a warning in the picture.
Action # 3: grails run-app --verbose at the prompt of DOS (Win7) generates:
C:\Grails_IDE\workspace\vs3>grails run-app --verbose Base Directory: C:\Grails_IDE\workspace\vs3 | Environment set to development. | Error Error executing script RunApp: _GrailsClasspath_groovy$_run_closure1 java.lang.NoClassDefFoundError: _GrailsClasspath_groovy$_run_closure1 at _GrailsClasspath_groovy.run(_GrailsClasspath_groovy:39) at _GrailsClasspath_groovy$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at _GrailsEvents_groovy$run.call(Unknown Source) at org.codehaus.gant.IncludeTargets.leftShift(IncludeTargets.groovy:59) at org.codehaus.gant.IncludeTargets$leftShift.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:116) at _GrailsEvents_groovy.run(_GrailsEvents_groovy:32) at _GrailsEvents_groovy$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at _GrailsClean_groovy$run.call(Unknown Source) at org.codehaus.gant.IncludeTargets.leftShift(IncludeTargets.groovy:59) at org.codehaus.gant.IncludeTargets$leftShift.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:116) at _GrailsClean_groovy.run(_GrailsClean_groovy:29) at _GrailsClean_groovy$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at _GrailsWar_groovy$run.call(Unknown Source) at org.codehaus.gant.IncludeTargets.leftShift(IncludeTargets.groovy:59) at org.codehaus.gant.IncludeTargets$leftShift.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:116) at _GrailsWar_groovy.run(_GrailsWar_groovy:27) at _GrailsWar_groovy$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at _GrailsRun_groovy$run.call(Unknown Source) at org.codehaus.gant.IncludeTargets.leftShift(IncludeTargets.groovy:59) at org.codehaus.gant.IncludeTargets$leftShift.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:116) at _GrailsRun_groovy.run(_GrailsRun_groovy:28) at _GrailsRun_groovy$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:112) at org.codehaus.gant.IncludeTargets.leftShift(IncludeTargets.groovy:59) at org.codehaus.gant.IncludeTargets$leftShift.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:116) at RunApp.run(RunApp.groovy:25) at RunApp$run.call(Unknown Source) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSi teArray.java:45) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:108) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCa llSite.java:112) at gant.Gant.prepareTargets(Gant.groovy:607) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.executeWithGantInst ance(GrailsScriptRunner.java:769) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.executeScriptFile(G railsScriptRunner.java:571) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.executeScriptWithCa ching(GrailsScriptRunner.java:470) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.callPluginOrGrailsS cript(GrailsScriptRunner.java:414) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.executeCommand(Grai lsScriptRunner.java:378) at org.codehaus.groovy.grails.cli.GrailsScriptRunner.main(GrailsScriptRu nner.java:226) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces sorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.springsource.loaded.ri.ReflectiveInterceptor.jlrMethodInvoke(Refl ectiveInterceptor.java:1254) at org.codehaus.groovy.grails.cli.support.GrailsStarter.rootLoader(Grail sStarter.java:235) at org.codehaus.groovy.grails.cli.support.GrailsStarter.main(GrailsStart er.java:263) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces sorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.springsource.loaded.ri.ReflectiveInterceptor.jlrMethodInvoke(Refl ectiveInterceptor.java:1254) at org.codehaus.groovy.grails.cli.support.GrailsStarter.rootLoader(Grail sStarter.java:235) at org.codehaus.groovy.grails.cli.support.GrailsStarter.main(GrailsStart er.java:263) Caused by: java.lang.ClassNotFoundException: _GrailsClasspath_groovy$_run_closur e1 at org.codehaus.groovy.tools.RootLoader.findClass(RootLoader.java:175) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at org.codehaus.groovy.tools.RootLoader.loadClass(RootLoader.java:147) at org.codehaus.groovy.grails.cli.support.GrailsRootLoader.loadClass(Gra ilsRootLoader.java:51) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 72 more | Error Error executing script RunApp: _GrailsClasspath_groovy$_run_closure1 C:\Grails_IDE\workspace\vs3>
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