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I'm getting a NullPointerException.... i can`t findout the error .please help me to findout the

Author Votes Δ
dReAmEr 2 +0.49
rert588 0 -0.78
Manoj Kumar 0 -0.98
pablosaraiva 0 -1.07
Steven1903 0 -1.11
Last visited: Jan 1, 2016, 10:16:54 PM