Thanks for the fast reply. This the output, it shows many thousands of error messages that look pretty much the same, bellow are the first few. Is that a problem with gdp though? (gdb) run Starting program: C:\Program Files\Inkscape\inkscape.exe [New Thread 13048.0x1a0] [New Thread 13048.0xec] [New Thread 13048.0x2de8] [New Thread 13048.0x2794] [New Thread 13048.0xfbc] [New Thread 13048.0x1e28] [New Thread 13048.0x209c] [New Thread 13048.0x2e30] [New Thread 13048.0x2720] [New Thread 13048.0x214c] [New Thread 13048.0x654] Thread 1 received signal SIGSEGV, Segmentation fault. Python Exception Installation error: gdb.execute_unwinders function is missing: 0x00007ffde9d779df in ntdll!RtlAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll (gdb) bt Python Exception Installation error: gdb.execute_unwinders function is missing: Python Exception No module named gdb.frames: #0 0x00007ffde9d779df in ntdll!RtlAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll #1 0x00007ffde9dd4000 in ntdll!EtwEventProviderEnabled () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #2 0x00007ffde9dfdaee in ntdll!memset () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #3 0x00007ffde9d780b7 in ntdll!RtlAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #4 0x00007ffde9d763aa in ntdll!RtlReAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #5 0x00007ffde9d75a5f in ntdll!RtlReAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #6 0x00007ffde9d75961 in ntdll!RtlReAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #7 0x00007ffde9e3bc2f in ntdll!RtlpNtMakeTemporaryKey () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #8 0x00007ffde9dfd06c in ntdll!memset () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #9 0x00007ffde9d75a5f in ntdll!RtlReAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #10 0x00007ffde9d75961 in ntdll!RtlReAllocateHeap () from C:\WINDOWS\SYSTEM32\ntdll.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #11 0x00007ffde9919f17 in realloc () from C:\WINDOWS\System32\msvcrt.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #12 0x00000000685f72b6 in ?? () from C:\Program Files\Inkscape\libglib-2.0-0.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #13 0x00000000685c38a6 in ?? () from C:\Program Files\Inkscape\libglib-2.0-0.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #14 0x00000000685c3d3f in ?? () from C:\Program Files\Inkscape\libglib-2.0-0.dll Python Exception Installation error: gdb.execute_unwinders function is missing: #15 0x000000006c3849c1 in ?? () from C:\Program Files\Inkscape\libgdk-win32-2.0-0.dll Python Exception Installation error: gdb.execute_unwinders function is missing: