Loading Data Failed Check The Configuration File Tecdoc Best |top| May 2026

The "loading data failed, check the configuration file" error in TecDoc often results from corrupted configuration files, incorrect data paths, or failed database connections. Solutions include validating the wc-dataload.xml

Troubleshooting TecDoc: Solving the "Loading Data Failed" Error Encountering the error message "Loading data failed, check the configuration file" loading data failed check the configuration file tecdoc best

  • Check the database server name, username, and password.
  • Confirm that the database name matches the one specified in the configuration file.
  1. Application parsing/validation logic

If you are working with the TecDoc Catalogue—the gold standard for vehicle spare parts data—encountering the error message "Loading data failed. Check the configuration file" can bring your workflow to a grinding halt. This error typically surfaces during the installation of a local copy, after a server migration, or following a version update. The "loading data failed, check the configuration file"

  1. Open the configuration file in a text editor (e.g., Notepad++).
  2. Verify that all required settings are present and correctly configured:
    • Confirm TecDoc data version matches the application’s supported version; review release notes for breaking changes.
    • Service is stopped: Check your Services menu (Win+R -> type services.msc). Look for services named "TecDoc," "MySQL," or "Transbase SQL Database." Ensure they are Running. If they are stopped, start them.
    • Credentials: Check the configuration file for a username and password (often User: teccat or User: tecdoc). If the database password was changed or is missing in the config file, the connection will fail.

    5. SQL Server Service Not Running (Local Database)

    If you use a local TecDoc database (e.g., SQL Server Express), the underlying database engine might be stopped. The configuration file is correct, but the target is unavailable. Check the database server name, username, and password