c# - Intermittent ArgumentOutOfRangeException when using AlternativeFrame -
i'm using winrtxamltoolkit's alternativeframe in xamrin/mvvmcross windows 8.1 application support animations while doing page navigations. animations run fine first couple of transitions, intermittently application unhandledexception mid-animation -- the operation attempted access data outside valid range (exception hresult: 0x8000000b)" system.argumentoutofrangeexception: collection cannot work indices larger int32.maxvalue - 1 (0x7fffffff - 1). parameter name: index @ system.runtime.interopservices.windowsruntime.listtobindablevectoradapter.ensureindexint32(uint32 index, int32 listcapacity) @ system.runtime.interopservices.windowsruntime.listtobindablevectoradapter.getat(uint32 index) that's stack trace. same animation works several times throw error on future attempt. have ideas causing or ideas on how more information? the offending views unnecessarily ui heavy -- gridviews inside listviews when simple itemscon...