If you want help with the errors, you will have to post the code and the full text of the error messages.
Type: Posts; User: Norm
Re: null pointer exception error for a method calling a graphics obj help please
If you want help with the errors, you will have to post the code and the full text of the error messages.
Re: null pointer exception error for a method calling a graphics obj help please
Are you talking about the variable: control? Have you defined it in more than one place so that the local variable shadows the class level variable?
Re: null pointer exception error for a method calling a graphics obj help please
What is the value of control when that line is executed? Add a println() just before line 74 and print out the value of control and g.
Re: null pointer exception error for a method calling a graphics obj help please
What variable on line 74 is null when that line is executed?
Re: null pointer exception error for a method calling a graphics obj help please
What variable on line 48 is null when that line is executed?