Use try/finally in ClassPool::toClass2 -------------------------------------- Key: JASSIST-115 URL: https://issues.jboss.org/browse/JASSIST-115 Project: Javassist Issue Type: Bug Affects Versions: 3.12.0.GA Reporter: Ales Justin Assignee: Ales Justin Fix For: 3.13.0.GA Reset of method accessible should be done in finally. method.setAccessible(true); Class clazz = (Class)method.invoke(loader, args); method.setAccessible(false); // <-- HERE return clazz;