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NullPointerException

 
Greenhorn
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Ranch Hand
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I don't see anything obviously wrong. Try changing:

to

and see if that fixes it.
 
Shibin Paul
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No It didnt solve the problem.Also found that the classes folder is empty.
 
Shibin Paul
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Found the solution.Due to some reason the IDE was not compiling the source code.Made another proj with same src files and it is working fine now.
 
Consider Paul's rocket mass heater.
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