Delete any .lock files that remain from previous sessions.
The post-mortem analysis revealed that the issue was caused by a combination of factors: inadequate testing of the configuration change and insufficient communication between teams. John and his team learned a valuable lesson about the importance of thorough testing and collaboration.
Right-click the file, select , and ensure the Read-only attribute at the bottom is unchecked .
To resolve the "Tecdoc loading data failed: Check the configuration file exclusive" error, follow these step-by-step troubleshooting guides: Delete any
The error often triggers because the application is looking for data in a location it cannot access. Locate your tecdoc.ini
Navigate to > Manage settings > Exclusions .
Repeat this exact process for the directory where your configuration files reside (often found under C:\ProgramData\TecDoc\ ). 4. Inspect and Repair the Configuration File Right-click the file, select , and ensure the
Have you recently performed a , software upgrade, or changed hardware?
The configuration file ( config.ini or similar) might have incorrect paths, mismatched database versions, or incorrect user credentials for accessing the database. 3. File Permissions / Read-Only Attributes
C:\TecDoc_Data\Database\ Exclusive Use code with caution. 4. Revert Conflicting OS Updates (For Offline Catalogs) Repeat this exact process for the directory where
This technical guide covers why this error happens and how to resolve it safely. Understanding the Root Cause
When TecDoc launches, it attempts to open its configuration and database files in an exclusive write/read mode. This ensures data integrity during queries. The error triggers when the system is blocked from gaining this exclusive lock. The most common reasons for this failure include:
Which (e.g., MySQL, MS SQL, SQLite) are you importing data into?