Re: Assertion failure in -[NSNextStepFrame lockFocus]
Re: Assertion failure in -[NSNextStepFrame lockFocus]
- Subject: Re: Assertion failure in -[NSNextStepFrame lockFocus]
- From: "Apparao Mulpuri" <email@hidden>
- Date: Thu, 15 May 2008 09:47:25 +0530
Is it a known issue on Leopard. Is there any fix?
I am planning to file a bug in apple bugreporter. Is any one filed it already?.
- Apparao.
On Wed, May 14, 2008 at 7:00 PM, Apparao Mulpuri
<email@hidden> wrote:
> HI,
>
> I have a Cocoa based multi monitor application,which will run on
> Mac OS X 10.3.9 onwards.
>
> It is working as expected in 10.3.9 and Tiger os versions. But, in
> Leopard 10.5.2, its giving following exception:
>
> ** Assertion failure in -[NSNextStepFrame lockFocus],
> /SourceCache/AppKit/AppKit-949.27/AppKit.subproj/NSView.m:4751
> May 14 17:37:39 apparao-power-mac-g5 MyCocoaApp[123]:
> -[NSNextStepFrame(0x143610) lockFocus] failed with window=0x142e60,
> windowNumber=62, [self isHiddenOrHasHiddenAncestor]
>
> For single monitor with Leopard its working fine. With secondary
> monitor, its throwing above exception. In Secondary monitor case, i am
> doing window(which is custom class of NSWindow and created in IB) copy
> operation(using achieving and unarchieving) and displaying it on
> secondary monitor.
>
> I am not getting any idea from the above exception. By google, i
> found that, some one is experienced the same exception with custom
> window creation on Leopard.
>
> Any pointers on this is really appreciated.
>
> Thanks,
> - Apparao.
>
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