I resolved this error by going with STS and none of the Groovy crap. Seems as though the Groovy plugin was the culprit.
java.lang.NoSuchMethodError: org.eclipse.ajdt.core.parserbridge.AJCompilationUn itProblemFinder.getCompilerOptions(Ljava/util/Map;ZZ)Lorg/eclipse/jdt/internal/compiler/impl/CompilerOptions;
You could take a peak at http://forum.springsource.org/showthread.php?t=75966 for more information that might help.
"The Guide says that there is an art to flying," said Ford, "or rather a knack. The knack lies in learning how to throw yourself at the ground and miss."