TypeFrame frame = getFrame();
	public void visitINVOKEVIRTUAL(INVOKEVIRTUAL obj) {		if (obj.getMethodName(cpg).equals("initCause") && obj.getSignature(cpg).equals("(Ljava/lang/Throwable;)Ljava/lang/Throwable;") && obj.getClassName(cpg).endsWith("Exception")) {			try {				TypeFrame frame = getFrame();				frame.popValue();				return;			} catch (DataflowAnalysisException e) {							}		}		consumeStack(obj);		pushReturnType(obj);	}