Tecdoc Loading Data Failed Check The Configuration File Guide

TecDoc: "Loading data failed – check the configuration file" – How to Fix It

If you see the error "Loading data failed. Check the configuration file" when starting TecDoc, it typically means the application cannot read or access its configuration settings properly. Follow these steps to resolve the issue.

  • License check failing:

    Step 5: Check the Database Server Service

    If your TecDoc uses a client-server database (like Firebird or InterBase), the database engine must be running. tecdoc loading data failed check the configuration file

    : General processing failure, often due to a timeout or missing data in the request. TecDoc: "Loading data failed – check the configuration

    Permissions: Verify that the application has "read" access to the configuration file itself and "write" access to any cache folders used during the data load. License check failing: Step 5: Check the Database

    6. Check Event Viewer for Clues

    Open eventvwr.msc → Windows Logs → Application. Look for .NET Runtime or TecDoc errors mentioning file access violations or serialization failures.

    Permissions: Ensure the user account has "Full Control" over the folder containing the configuration file. 📞 When to Contact Support If local fixes fail, the issue may be on the server side:

    What version of TecDoc are you using (e.g., local DVD, Web Service, or ONE)?