is sufficient. Large data loads often crash when they exceed the allocated RAM. Re-register DLLs
Use Windows Search to find *.cfg or *.xml inside the TECDOC installation folder. Typical paths: is sufficient
If your Documents or Desktop folder is synced to OneDrive, TECDOC may fail to write config files there. Move the TECDOC config folder to a local path like C:\TecDocConfig and update the config file accordingly. Typical paths: If your Documents or Desktop folder
: If you have previously installed a different version or have conflicting language settings, old cached files may prevent startup. Sophos, McAfee, and even Windows Defender sometimes flag
Sophos, McAfee, and even Windows Defender sometimes flag TECDOC’s configuration parser as suspicious. Disable real-time scanning for 5 minutes. If TECDOC loads, add the entire TECDOC folder (usually C:\TECDOC or C:\Program Files\TecAlliance ) to your antivirus whitelist.
When you see "loading data failed" , the application has successfully launched but cannot connect to or parse the data source. The secondary instruction— "check the configuration file install" —is a direct pointer:
The error message usually occurs during or after the installation of the TecDoc Catalogue when the application cannot find or communicate with its required data and media directories. Common Fixes