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Windows DLL-related Error Codes
Before pasting your error code (e.g. 0xc000007b) into a search engine,
check whether it is listed here. Each entry explains the root cause plus the official fix path.
0xc000007b
The application was unable to start correctly (0xc000007b)
32-bit vs 64-bit DLL mismatch β one of the most common DLL errors
Bitness mismatch 0xc0000142
The application was unable to start correctly (0xc0000142)
Application initialization failed, usually due to DLL load order or missing runtime
Generic error 0xc0000135
The application was unable to start correctly (0xc0000135)
Usually means .NET Framework is missing or corrupted
.NET related 0xc0000005
The application was unable to start correctly (0xc0000005)
Access violation, possibly caused by incompatible DLLs or memory corruption
Access violation The
The code execution cannot proceed because xxx.dll was not found
The most common missing-DLL dialog β clear but only tells you "what is missing"
Missing DLL Entry
Entry Point Not Found β The procedure entry point xxx could not be located in the dynamic link library yyy.dll
Wrong DLL version β worse than a missing DLL
Entry point not found The
The application has failed to start because its side-by-side configuration is incorrect
Windows Side-by-Side (SxS) cannot locate the exact VC++ Runtime version requested
Side-by-side 0x80070002
The system cannot find the file specified (0x80070002)
A system file is missing β commonly appears after a failed Windows Update or sfc error
Generic error
π‘ Don't see your error? Most DLL-related issues fall into:
missing runtime (β Fix Guide),
VC++ issue (β VC++ track),
or a specific DLL (β DLL Index).