Adobe XD 61.0.12.1 crashes on launch on macOS 27.0 / Apple Silicon - DYLD fit32 Header.cpp assertion
- June 22, 2026
- 2 replies
- 35 views
Adobe XD crashes immediately on launch after reinstalling via Creative Cloud.
Environment:
- App: Adobe XD 61.0.12.1
- macOS: macOS 27.0 (26A5353q)
- Mac: Apple Silicon / arm64
- Reinstall via Creative Cloud: Yes
- User cache/plugin settings cleared: Yes, no change
Observed:
XD terminates about 0.6 seconds after launch before the UI appears.
Crash report:
Exception Type: EXC_CRASH (SIGABRT)
Termination Reason: Namespace DYLD, Code 9
Reason:
Assertion failed: (value <= std::numeric_limits<uint32_t>::max() && "64-bit value does not fit in 32 bits"), function fit32, file Header.cpp, line 162.
Additional diagnostics:
codesign --verify --deep --strict --verbose=2 "/Applications/Adobe XD/Adobe XD.app"
returns:
invalid signature (code or signature have been modified)
In architecture: arm64
Expected:
Adobe XD should launch or Adobe should publish a compatibility statement/workaround for macOS 27.
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