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Home/ Questions/Q 99051
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Asked: May 11, 20262026-05-11T00:18:49+00:00 2026-05-11T00:18:49+00:00

I have a CALayer with some image contents. When a button touched, I want

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I have a CALayer with some image contents. When a button touched, I want to remove the contents from the layer, and I use this code:

[m_aCellLayer setContents:nil] 

but I get EXC_BAD_ACCESS exception when executing above line. Do you have any idea why?

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  1. 2026-05-11T00:18:49+00:00Added an answer on May 11, 2026 at 12:18 am

    Just the obvious stuff: is m_aCellLayer valid when you make this call, or has it been deallocated? Did you try NSLog()ing it just before you make the call?

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