Tecdoc Loading Data Failed Check The Configuration File Install May 2026

Open the configuration file in (not regular Notepad — encoding errors matter). Look for entries like:

Review logs for detailed errors

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. Open the configuration file in (not regular Notepad

This is the most effective fix.

, the error might be due to temporary server downtime or misconfigured endpoints. HCLSoftware Technical Support Open the configuration file in (not regular Notepad

If the database is on the same machine, ensure it’s set to localhost or 127.0.0.1 . Open the configuration file in (not regular Notepad

<connectionStrings> <add name="TecDocDB" connectionString="Data Source=D:\TecData\master.tcd" /> </connectionStrings>