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Fixed in 5.5.0



Found in


Issue ID




[MS Bug][WP 8.1 / 10] Application crashes on Lumia 1320 when x8 or x4 Anti-aliasing is used

Windows Store Apps


Reproduction steps:
1. Build the attached project to UWP or Phone SDK 8.1
2. Deploy to Lumia 1320
3. Switch "Anti aliasing multisampling X" to 4 or 8
4. Crashes with following output:

Exception thrown at 0x6E649037 (qcdx9um8930.dll) in Quality Settings.exe: 0xC0000005: Access violation writing location 0x05644000.
Unhandled exception at 0x6E648AE9 (qcdx9um8930.dll) in Quality Settings.exe: Stack cookie instrumentation code detected a stack-based buffer overrun.

Reproducible with 5.4 and 5.3.
Not reproducible reproduce with 5.2

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