Created attachment 159829 [details] VS 2019 Call Stack Start LibreOffice and make sure Skia is enabled. Select Impress and from the dialog "Select a Template" chose template "BlueCurve". Press key F5 to start the slideshow. => Crash I use a debug-build. Version: 7.0.0.0.alpha0+ (x64) Build ID: 688a520111a2dd3ab4cb3b846b561936d8a887bf CPU threads: 8; OS: Windows 10.0 Build 18362; UI render: Skia/Vulkan; VCL: win; Locale: en-US (en_US); UI-Language: en-US Calc: CL Message in VS 2019: Exception thrown at 0x00007FFB684BA459 (skialo.dll) in soffice.bin: 0xC0000005: Access violation reading location 0x000000000000001C. occurred The "Auto" window in VS shows: + this 0x0000000000000000 <NULL> SkSurface * The output of Call Stack is attached.
Do not confirm crash with non-debug build (2020-04-18) on Windows 10 Version: 7.0.0.0.alpha0+ (x64)Build ID: 96f77910e86f88c99621a8b17c09fc69f9f1d8f3CPU threads: 4; OS: Windows 10.0 Build 18363; UI render: Skia/Raster; VCL: win; Locale: en-US (en_US); UI-Language: en-USCalc: threaded
Luboš Luňák committed a patch related to this issue. It has been pushed to "master": https://git.libreoffice.org/core/commit/b764e3d10d31d3d1f99ae6127cb607af69abcb2e avoid Skia xor crash with not-yet-drawn surface (tdf#132335) It will be available in 7.0.0. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.
Works fine now in my debug-build Version: 7.0.0.0.alpha0+ (x64) Build ID: 92b7e0fd668f580ca573284e8f36794c72ba62df CPU threads: 8; OS: Windows 10.0 Build 18362; UI render: Skia/Vulkan; VCL: win; Locale: en-US (en_US); UI-Language: en-US Calc: CL