Loading Data Failed Check The Configuration File Tecdoc

If using offline TecDoc data (e.g., SQLite, XML dumps), check:

If your config file points to a local or remote SQL database, test the connection manually.

For SQL Server / MySQL / PostgreSQL:

If you cannot connect here, the problem is not TecDoc—it’s the database server, network, or credentials. Contact your IT team or database administrator.

The message means your application tried to load TecDoc data (articles, vehicles, suppliers, etc.) but failed during initialization.
Common causes: loading data failed check the configuration file tecdoc

Right-click the TecDoc shortcut and select Run as administrator. This bypasses file permission issues.

Temporarily disable:

Then launch TecDoc again. If it works, add TecDoc’s entire installation folder to your antivirus’s exclusion list.

If the configuration file is corrupted or you cannot determine the correct settings, the most reliable fix is often a clean reinstall. If using offline TecDoc data (e