runmethod

I have a class, let's say the name classa There's a method in there, clear I'm trying to reflect references externally, dim a as classa Dim r As reflect r.Target = a r.RunMethod("clear"), this sentence always prompts an error, what should I do, thanks

Error: Waiting for debugger to connect... Program started. Type Network Path: example(\\Server\SharedFolder) Error occurred on line: 61 (Main) java.lang.IllegalArgumentException: object is not an instance of declaring class at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)...