Add the entire TecDoc folder path (e.g., C:\Program Files (x86)\TecDoc ) to the exclusions list. 4. Reinstallation Strategy
The error is frustrating, but it is almost always fixable. In 90% of cases, the culprit is either:
Even if your configuration file is perfect, Windows may block TECDOC from reading it. This is the #1 cause of the error on Windows 10/11. Add the entire TecDoc folder path (e
Troubleshooting Report: TecDoc Data Loading Failure The error message "Loading data failed, check the configuration file"
After uninstalling an update, Windows will often automatically reinstall it, causing the error to return. To prevent this, use Microsoft's official "Show or Hide Updates" troubleshooter: In 90% of cases, the culprit is either:
Once I have these details, I can provide the exact or configuration file syntax required for your specific setup. Share public link
Sometimes the software cannot load the configuration because it lacks rights to interact with the file system. Right-click the TecDoc shortcut or .exe file. Select . 4. Reinstall the Data Files (Crucial) To prevent this, use Microsoft's official "Show or
If your TecDoc data resides on an external storage drive, assign it a permanent drive letter (like X: or Z: ) via Windows Disk Management so it never shifts.
Don't worry. This error rarely means your entire installation is broken. In most cases, it points to a simple mismatch in your configuration files. Here is exactly how to troubleshoot and fix it.
Loading data failed. Check the configuration file / install.