The error message "Loading data failed, check the configuration file" in TecDoc typically indicates a mismatch between the software's settings and its data source, often occurring after an update, a fresh installation, or a change in network directory paths. Common Causes & Solutions
The Core IssueUsers frequently encounter the "Loading data failed" error when attempting to sync or update their automotive parts catalog. This typically happens during the integration phase or when migrating to the newer TecDoc Ecosystem (such as TecDoc ONE or IDP systems). Why It Happens
Are you seeing this error in a standalone desktop application or an integrated web catalog? Error List - TecCom Wiki - TecAlliance
- Missing closing tags
- Unescaped characters (
&,<,>) - Incorrect nesting
Port 1433: Ensure that the default SQL Server port (1433) is open in your Windows Firewall.
5. TecDoc Service Status
- If TecDoc provides a service that your application depends on, ensure this service is running and hasn't been deprecated.
If you are using the TecDoc API (e.g., via RapidAPI or a custom PHP catalog like ronhartman/tecdoc-autoparts-catalog ), the error is likely in your environment settings: Missing .env File : Ensure your file exists and contains a valid RAPIDAPI_KEY PHP Memory Limit : Large data loads can crash if your memory_limit is too low. Try increasing it to Stack Overflow 🚀 Re-Installation & Updates If the configuration is correct but the error persists: Deactivate Security
or equivalent setup file points to the correct database directory. If you have moved the database folders (typically named
7. Outdated TecDoc Client Version
If your TecDoc client software is several major versions behind the current data standard (e.g., TecDoc 5.x trying to read data formatted for TecDoc 7.x), the configuration parameters expected by the client may be missing or renamed. The software then complains about the configuration file.