3ds Max Startup Failure Detection Updated ((top))Mismatches in the 3dsmax.ini file—where the GFXDirect3DVersion is set differently under [CommandPanel] and [WindowState] —can cause initialization failures. Ensure both are set to the same version (e.g., 11.0 ). Event Viewer shows Fault Module: Qt5Core.dll Conclusion: Corrupt Qt framework or UI scaling conflict. Detection fix: Delete %APPDATA%\Autodesk\3dsMax\2026 - 64bit\ENU\UI\MaxStartUI.ui 3ds max startup failure detection updated to help resolve launch issues caused by corrupted settings or malicious scripts What it does Mismatches in the 3dsmax Download Sysinternals Process Monitor. Filter on Process Name = 3dsmax.exe . Look for PATH NOT FOUND errors pointing to python39.dll or vcruntime140.dll . you have an outdated plugin. Download from Autodesk Subscription Center. Run before launching Max. After a crash, review C:\ProgramData\Autodesk\ACRI\last_crash.json . Look for the "last_module" field. If it says "3dsmax_2025_legacy_plugins.dll" , you have an outdated plugin. | |||||||||||||||||||||||||||||||