Tecdoc Loading Data Failed Check The Configuration File Install Work Jun 2026

Open the manager (type services.msc in the Start menu).

: If you have manually edited configuration files, the XML might be invalid or missing necessary element declarations. Open the manager (type services

Once I have these details, I can provide the exact or configuration file syntax required for your specific setup. Share public link Share public link Many users across MHH AUTO

Many users across MHH AUTO forums have confirmed that uninstalling KB5011048 resolved their "loading data failed" error instantly. Here's how to remove it: Summary Checklist Is the database service running

Before reinstalling, uninstall TecDoc and delete the installation folder to ensure no corrupted configuration files remain.

Ensure you have the version specified in the TecDoc readme file (usually .NET 4.8 or higher for modern versions). Summary Checklist Is the database service running? Does the config file point to the correct drive letter? Does the user have administrative permissions?