Specific information is given as follows:
Internet to find a circle did not found a solution
Learn to set a breakpoint in netbeans method and found that break point can not be resolved
I broke down
Finally, look for the teacher found my netbeans seems to be too new version is not compatible with try catch finally (?????
Directly off just fine (do not try catch finally)
Thoughts: Sometimes BUG really hard to detect ah .......