[MonoTouch] Very weird crash
Rodrigo Kumpera
kumpera at xamarin.com
Wed Dec 7 12:08:32 EST 2011
Hi Pavel,
Can you fill a bug report with a reproducible test case. A pie on the sky
guess would be that you have some types that are been linked away
and this is causing this error.
At the very least, MT should be fixed to give you an usable error message.
On Wed, Dec 7, 2011 at 2:19 PM, Pavel Sich <pavel.sich at me.com> wrote:
> From time to time we receive error: Assertion at
> ../../../../../mono/mono/metadata/object.c:1779 complaining that the object
> is not of type class (it tries to ensure that the parameter is not value
> type) and app subsequently crashes.
>
> From desymbolicated crash log and stack trace, we can see it happens just
> after to the call to our code that is using JSON with objects attributed
> with [DataContract] and members with [DataMember], however these are plain
> wrapper classes that have no functional code in them. Just plain data
> contract classes.
>
> Has anyone experienced similar issues? This is pretty bad for us, we are
> close to production of major financial app and this is making us nervous as
> all seems bit too fragile to depend on it.
>
> Any help is appreciated.
>
> --
> Pavel Sich
> @sichy
>
>
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