Apps & runtime errors
21 errors. Choose the message that matches your computer.
Runtime errors stop programs from starting: missing DLL files, Visual C++ or .NET components, and installer failures. Install components from Microsoft, never single DLL files from download sites.
0xc000007b
A program or game fails to open with "The application was unable to start correctly (0xc000007b)". Microsoft's name for this code is STATUS_INVALID_IMAGE_FORMAT: a file the program loads is either not designed to run…
Apps & runtimeINSTALLER-ERROR-1603
A Windows Installer (.msi) setup stops with "Error 1603: A fatal error occurred during installation" and rolls back. Microsoft lists four causes: the app is already installed, the target folder is encrypted, the…
Apps & runtimeVCRUNTIME140-DLL-MISSING
A program or game will not start and Windows says that VCRUNTIME140.dll, VCRUNTIME140_1.dll or MSVCP140.dll was not found or is missing. These files belong to the Microsoft Visual C++ Redistributable, a free package…
Apps & runtimeDOTNET-FRAMEWORK-INSTALL-FAIL
An older program asks for .NET Framework 3.5, but installing it fails, often with 0x800F0906, 0x800F081F or 0x800F0907. Version 3.5 is an optional Windows feature whose files are downloaded from Windows Update when…
Apps & runtimeSTEAM-DISK-WRITE-ERR
Steam will abort installing or updating a game with a disk write error. Common triggers are insufficient permissions for Steam/steamapps folder and the antivirus program blocks the writing of files.
Apps & runtimeGAME-EAC-VIOLATION
The game will kick you out with an EasyAntiCheat violation even though you're not cheating. Common triggers are overlays (Discord Overlay, MSI Afterburner) conflict with EAC and corrupt EAC installation.
Apps & runtime0xc0000142
The application failed to start properly (0xc0000142) and will be terminated. Typical causes include missing old .NET Frameworks, the antivirus blocked the loading of some DLLs and error in program registers.
Apps & runtimeDLL-NOT-FOUND
The application cannot find the required DLL and will not start. It's most often caused by missing redistributable packages, deleted DLL and malware.
Apps & runtimePYTHON-DLL-LOAD
Python cannot load the required DLL (python3xx.dll). The application or script does not start.
Apps & runtimeMSVCR140-MISSING
The application requires MSVCR140.dll from the Visual C++ 2015-2022 Runtime, which is not installed. It's most often caused by corrupt VC++ installation and deleted DLL.
Apps & runtimeDLL-FAULT-ntdll.dll
The application could not be started because the ntdll.dll module threw an exception or was not found. It's most often caused by deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-kernel32.dll
The application could not be started because the kernel32.dll module threw an exception or was not found. Common triggers are deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-user32.dll
The application could not be started because the user32.dll module threw an exception or was not found. It's most often caused by deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-hal.dll
The application could not be started because the hal.dll module threw an exception or was not found. It's most often caused by deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-dxgi.dll
The application could not be started because the dxgi.dll module threw an exception or was not found. Typical causes include deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-d3d11.dll
The application could not be started because the d3d11.dll module threw an exception or was not found. It's most often caused by deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeDLL-FAULT-ucrtbase.dll
The application could not be started because the ucrtbase.dll module threw an exception or was not found. Common triggers are deleted library file, incompatible version of Visual C++ and malware Damage.
Apps & runtimeBATTLEYE-KICK
BattlEye anti-cheat blocks game launch or kicks from server with 'Blocked loading of file' or 'Corrupted data'. This can also stem from conflicting kernel-level software (VPN drivers, RGB software).
Apps & runtimeEPIC-GAMES-0004
Epic Games Launcher fails to install or update with error code 0004 or IS-DS01. It's most often caused by insufficient disk space on system drive, windows Installer service malfunction and corrupted EGL prerequisites…
Apps & runtimeSTEAM-CONTENT-FILE-LOCKED
Steam cannot update a game and reports 'An error occurred while updating [Game] (content file locked)'. See the troubleshooting steps below for the fix.
Apps & runtime0xC000012F
A Bad Image error indicates that a dynamic-link library (DLL) file required by a program is either corrupted, unreadable, or compiled for a different processor architecture (e.g., 32-bit vs 64-bit). Commonly occurs…