Reproduction steps:
1. Open the attached “ReproProj” project
2. Go to Edit > Project Settings > XR Plug-in Management > Project Validation
3. Press the “Fix” button

Expected result: The issue is fixed
Actual result: The Editor crashes

Reproducible with: 6000.0.1f, 6000.0.3f1
Not reproducible with: 2022.3.30f1, 6000.0.0f1
Couldn’t test with: 2021.3.38f1 (after fixing package errors there’s nothing to “fix”)

Reproducible on: macOS 14.5 (M1 Max)
Not reproducible on: Windows 10

First few lines of the stack trace:
#0 0x000001832aea60 in __pthread_kill
#1 0x97788001831f3a30 in abort
#2 0xa35100018329dd08 in __cxxabiv1::__aligned_malloc_with_fallback(unsigned long)
#3 0x7e6b80018328dfc0 in demangling_terminate_handler()
#4 0x71f000182f2c1d0 in _objc_terminate()
#5 0x872880018329d0cc in std::__terminate(void ()())
_#6 0x99048001832a0348 in __cxa_get_exception_ptr_
_#7 0xc71a0001832a028c in __cxxabiv1::exception_cleanup_func(_Unwind_Reason_Code, _Unwind_Exception_)
#8 0x4e26000182f228f0 in objc_exception_throw
#9 0xfb2700018343b1dc in +[NSException exceptionWithName:reason:userInfo:]
#10 0xfb1b800186e1f370 in -[NSBezierPath appendBezierPathWithArcWithCenter:radius:startAngle:endAngle:clockwise:]
#11 0x165d00010323d0e4 in ProgressBadge::ProgressBadgeOfSize(float, float)