Verify that the username and password provided in the file have "Read/Write" permissions for the database. 2. Check the "Direct" or "Network" Path

During installation, you are asked whether data should be accessed locally or via a network. If you moved the data folders after installation, the configuration file is still looking for the old path.

Add the TecDoc installation folder to your Antivirus "Exclusion" list.

Instead of a full uninstall, go to Control Panel > Programs and Features , select TecDoc, and click Repair . This often resets the configuration files to their default, working state. Summary Checklist Is the database service running in services.msc ? Does the config file point to the correct folder path? Does the user have Admin privileges? Is the Firewall blocking the connection?

How to Fix "TecDoc Loading Data Failed: Check the Configuration File"

If the error persists after checking the config files, a registry key might be missing or corrupted.

Ensure the path in your configuration file points to the folder containing the .dat or .db files.

TecDoc often requires high-level permissions to read its own configuration files and initialize database drivers. Right-click the TecDoc shortcut or .exe file. Select > Compatibility . Check the box "Run this program as an administrator." Apply and restart the application. 5. Firewall and Antivirus Interference