NoClassDef Found Error when running a script with recurse

[ehtulhaq]

I'm writing a script that uses recurse on a page. However at times i encounter the following error. Not sure whats going wrong.

aem-groovy-extension version 4.0.0

java.lang.NoClassDefFoundError: java.lang.NoClassDefFoundError: com/icfolson/aem/groovy/extension/services/impl/DefaultMetaClassExtensionProvider$__clinit__closure6$_closure34$_closure38
   at com.icfolson.aem.groovy.extension.services.impl.DefaultMetaClassExtensionProvider$__clinit__closure6$_closure34.doCall(DefaultMetaClassExtensionProvider.groovy:282)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:498)
   at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
   at org.codehaus.groovy.runtime.metaclass.ClosureMetaMethod.invoke(ClosureMetaMethod.java:84)
   at org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:274)
   at org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
   at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
   at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:116)
   at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:128)
   at scripts.testScript.Script1$_run_closure2.doCall(Script1.groovy:254)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:498)
   at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
   at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)