Are you using the or an integrated web catalog API ?
Troubleshooting TecDoc: How to Fix the "Loading Data Failed, Check the Configuration File" Error
At its core, TecDoc is a massive database of vehicle parts, media, and compatibility information. When you launch Catalogue.exe , the software needs to read two critical folders:
TecDoc relies heavily on static directory pathways mapped out during the initial software installation. If you move your installation folder, rename a parent directory, or experience a sudden system crash, the local paths listed within your configuration files will no longer point to the actual locations of your database files. 2. Lack of Administrative Permissions loading data failed check the configuration file tecdoc best
If you are running TecDoc in a networked environment, your firewall might be blocking the port (usually for SQL Server) that the configuration file uses to access the data.
Scroll through the alphabetical list to find services related to , Firebird SQL , or PostgreSQL .
Check the web.config , appsettings.json , or .properties files within your backend source folders. Step 2: Verify Database Connection Strings Are you using the or an integrated web catalog API
Review the or application trace logs. These often provide specific error codes (e.g., Tec-0 ) that identify if the issue is a general communication failure or a specific missing parameter . Confirm Connectivity :
Use Windows Search for *.config or *.conf modified within the last 7 days.
Getting the error in TecDoc stops your auto parts business instantly. This guide provides the exact steps to fix your database connections and get your catalog running again. 🛠️ Step 1: Verify the Database Service Status If you move your installation folder, rename a
If you recently updated TecDoc (quarterly release), the installer often changes the structure of the config file. Old versions of the software cannot parse new XML nodes, resulting in "Loading data failed."
Windows environments require backslashes ( \ ), while Linux-based web servers require forward slashes ( / ). Double-check that copy-pasting paths didn't introduce syntax errors.
Ensure your system updates do not overwrite user permissions or alter local drive indexing letters.
