objective c - Thread 1 : EXC_BAD_ACCESS When Trying To Access Pointer -

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i getting error , don't have idea how solve it.

enter image description here

i searched through stack similar problem mine. it's memory management problem. when check debug window(beside log window, sorry don't know it's called), noticed value pointed pointers null. how can retain them?

please help. thanks

pass float value in colorwithred:

 uicolor *bgcolor = [uicolor colorwithred:(float) green:(float) blue:(float) alpha:(float)];

pass float value in palce of passing pointer type .

hope helps .


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