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The Error Lookup Tool, also known as "ERR", is a command-line tool to decode many Microsoft error codes. It does not require elevation and is very easy to use.
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The Error Lookup Tool looks up constants in all known Windows products error headers through a large set of tables built into the tool at compile time. Run the app with no arguments for command line help and a list of header files currently indexed.
Supported Operating System
Windows 8.1, Windows 10, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
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The Error Lookup tool runs on any supported Windows operating system. There is one version availble for download, which runs on 32-bit and 64-bit Windows:
- Err_6.4.5.exe
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1. Download the compressed package for the appropriate operating system
2. Extract the contents to any folder of your choosing.
NOTE: If you extract the application to a folder in either the user or system path, you can subsequently run the tool without having to change directory.
