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IDProjectCategoryView StatusLast Update
0010068ardourbugspublic2025-12-21 01:41
Reportertictachyon Assigned To 
PrioritynormalSeveritycrashReproducibilityrandom
Status newResolutionopen 
PlatformArchOSLinuxOS Version(any)
Product Version8.12 
Summary0010068: GDK Cursor vector size() check causes crash
DescriptionWhile clicking various GUI elements in Ardour 8.12, Ardour will crash seemingly at random with this error message:

/usr/include/c++/15.1.1/bits/stl_vector.h:1263: std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](size_type) [with _Tp = Gdk::Cursor*; _Alloc = std::allocator<Gdk::Cursor*>; reference = Gdk::Cursor*&; size_type = long unsigned int]: Assertion '__n < this->size()' failed.
Aborted (core dumped) ardour8
Steps To ReproduceI haven't been able to deterministically reproduce the bug as of yet, but I've experienced it while clicking on these elements:

- The playhead area
- Editing volume automation in audio track regions
- Editing MIDI notes in MIDI track regions
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Issue History

Date Modified Username Field Change
2025-12-21 01:41 tictachyon New Issue