Hi, On Mon, Nov 7, 2011 at 1:45 PM, <[email protected]> wrote: > Hi everyone, > > this guy has the same problem.. > http://stackoverflow.com/questions/5084475/monotouch-nullreference-for-every-event-action-sigsegv > > > Now I've built a view which listens to events from a Monotouch Library. The > SIGSEGV error also appears but only after it worked a little bit in the > library. Otherwise it works correctly.... > It really seems that the Garbage Collector disposes my objects.... What can > I do? > > Should i make an example project for you guys? Yes, please, with example code it's a lot easier to find out where the problem is.
Rolf > > - Sebastian > > > > > SebastianKellner@ > cs-ag.de > Gesendet von: An > monotouch-bounces Rolf Bjarne Kvinge > @lists.ximian.com <[email protected]> > Kopie > [email protected] > 03.11.2011 11:12 Thema > [MonoTouch] Antwort: Re: Antwort: > Re: Re: App crashes randomly when > hitting UIControls > > > > > > > > > > > Hi Rolf, > > Thank you for your reply. > I've posted the output of my device in my first post. > >>>> The console off my device shows the following: >>>> >>>> Stacktrace: >>>> at MonoTouch.UIKit.UIApplication.Main (string[],string,string) >>>> <0x0010f> >>>> at myApp.Application.Main(string[]) [0x00000] in >>>> /Users/me/Projects/myApp/myApp/Main.cs >>>> at (wrapper runtime-invoke) object.runtime_invoke_dynamic >>>> (intptr,intptr,intptr,intptr) <0xffffffff> > > The debuggers jumps not into the breakpoint, because the error appears > before. It's not even jumping in CodeBehind. > > Maybe that's a help for you, the error appears often with the SIGABRT and > SIGSEGV errors. > > > Best regards, > Sebastian Kellner > > > > > > Rolf Bjarne > Kvinge > <[email protected] An > > [email protected] > Kopie > 03.11.2011 10:54 Nic Wise <[email protected]>, > [email protected] > Thema > Re: [MonoTouch] Antwort: Re: Re: > App crashes randomly when hitting > UIControls > > > > > > > > > > > Hi Sebastian, > > You should be able to find crash logs for the crash (in Xcode's > Organizer for device crashes and in the Console application for > simulator crashes). Can you attach one of those? And can you put a > breakpoint on Cancel_TouchUpInside to see exactly which instruction is > causing the crash? > > Rolf > > On Wed, Nov 2, 2011 at 1:03 PM, <[email protected]> wrote: >> Hi Nic, >> >> PopView is just a wrapper for the PopViewControllerAnimated(bool) >> procedure. >> >> Code: >> Navigation.Pop += () => navigator.PopViewControllerAnimated(true) >> >> >> Best Regards, >> Sebastian Kellner >> >> >> >> >> Nic Wise >> <nicw@fastchicken >> .co.nz> An >> [email protected] >> 02.11.2011 12:25 Kopie >> [email protected] >> Thema >> Re: Re: [MonoTouch] App crashes >> randomly when hitting UIControls >> >> >> >> >> >> >> >> >> >> >> So what does PopView do? >> >> On Wed, Nov 2, 2011 at 10:02, <[email protected]> wrote: >>> Hi Nic, >>> >>> the UIButton is declared inside of the .xib File. The >>> TouchUpInside-EventHandler only Navigates back via PopView. >>> >>> http://pastebin.com/9vBXAW2p >>> >>> It's not possible to debug that issue, because the App crashes >> immediately >>> when hitting the control. >>> He's not even jumping in codebehind. He's probably crashing in some >>> MonoTouch / Native library, i think. >>> >>> >>> Best Regards, >>> Sebastian Kellner >>> >>> >>> >>> >>> Nic Wise >>> <nicw@fastchicken >>> > .co.nz> An >>> [email protected] >>> 02.11.2011 > 10:46 Kopie >>> [email protected] >>> > Thema >>> Re: [MonoTouch] App crashes >>> randomly when hitting UIControls >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> Can you post some code using pastebin or github's gist? >>> >>> Most likely is the GC - make sure the UIButton is declared outside of >>> the method - make sure its at the class level. >>> >>> On Wed, Nov 2, 2011 at 08:36, <[email protected]> wrote: >>>> >>>> Hi everyone, >>>> >>>> I'm facing an strange issue, where I do not know what to do. >>>> >>>> My App randomly crashes when I'm hitting UIControls (mostly UIButton). >>>> Maybe the Garbage Collector disposes my Controls if I get a Callback >> from >>>> an BLL-Thread? (I'm using a 3 Layer architecture DAL / BLL / GUI) >>>> >>>> The console off my device shows the following: >>>> >>>> Stacktrace: >>>> at MonoTouch.UIKit.UIApplication.Main (string[],string,string) >>>> <0x0010f> >>>> at myApp.Application.Main(string[]) [0x00000] in >>>> /Users/me/Projects/myApp/myApp/Main.cs >>>> at (wrapper runtime-invoke) object.runtime_invoke_dynamic >>>> (intptr,intptr,intptr,intptr) <0xffffffff> >>>> >>>> This problem only appears when I'm navigatiing to a previous >>>> UIViewController. I'm using a UINavigationController for Navigation. >>>> >>>> >>>> Best Regards, >>>> Sebastian Kellner >>>> >>>> _______________________________________________ >>>> MonoTouch mailing list >>>> [email protected] >>>> http://lists.ximian.com/mailman/listinfo/monotouch >>>> >>> >>> >>> >>> -- >>> Nic Wise >>> t. +44 7788 592 806 | @fastchicken | http://www.linkedin.com/in/nicwise >>> b. http://www.fastchicken.co.nz/ >>> >>> Nearest Bus: find when the next bus is coming to your stop. >>> http://goo.gl/Vcz1p >>> mobileAgent (for FreeAgent): get your accounts in your pocket. >>> http://goo.gl/IuBU >>> Trip Wallet: Keep track of your budget on the go: http://goo.gl/ePhKa >>> London Bike App: Find the nearest Boris Bike, and get riding! >>> http://goo.gl/Icp2 >>> >>> >>> >> >> >> >> -- >> Nic Wise >> t. +44 7788 592 806 | @fastchicken | http://www.linkedin.com/in/nicwise >> b. http://www.fastchicken.co.nz/ >> >> Nearest Bus: find when the next bus is coming to your stop. >> http://goo.gl/Vcz1p >> mobileAgent (for FreeAgent): get your accounts in your pocket. >> http://goo.gl/IuBU >> Trip Wallet: Keep track of your budget on the go: http://goo.gl/ePhKa >> London Bike App: Find the nearest Boris Bike, and get riding! >> http://goo.gl/Icp2 >> >> >> _______________________________________________ >> MonoTouch mailing list >> [email protected] >> http://lists.ximian.com/mailman/listinfo/monotouch >> > > > _______________________________________________ > MonoTouch mailing list > [email protected] > http://lists.ximian.com/mailman/listinfo/monotouch > > > _______________________________________________ > MonoTouch mailing list > [email protected] > http://lists.ximian.com/mailman/listinfo/monotouch > _______________________________________________ MonoTouch mailing list [email protected] http://lists.ximian.com/mailman/listinfo/monotouch
