How to reproduce:
1. Open the attached “IN-124742” project
2. Open the “Main” scene
3. Observe the crash
Reproducible with: 6000.3.0b7, 6000.3.3f1, 6000.4.0b3, 6000.5.0a4
Not reproducible with: 6000.0.65f1, 6000.3.0b6 (211490bb75a6)
Reproduced on: Windows 11, macOS 26.1 (M3) (user reported)
Not reproduced on: No other environment tested
Note: When the “States” GameObject is disabled the crash does not occur
First few lines of the stack trace:
#0 0x000001043952b4 in ReadWriteSpinLock::ReadLock()
#1 0x00000103921da8 in FontAsset::GetMissingGlyph(int)
#2 0x0000010391b4e8 in TextShapingService::ShapeSegment(TextSegment&, core::vector<Text::Glyph, core::allocator<Text::Glyph, 0ul>>&, icu_73::UnicodeString&, int, int)
#3 0x0000010391604c in TextShapingService::Shape(TextGenerationInfo&)
#4 0x000001039168d4 in TextLib::ShapeAndLayout(TextGenerationInfo&)