Final answer:
If you are receiving the error message 'Failed to open database connection' in Docman, try checking the database server, configuring Docman settings, and verifying the database schema.
Step-by-step explanation:
If you are receiving the error message 'Failed to open database connection' in Docman and the client cannot access Docman, there are a few troubleshooting steps you can try:
- Check that the database server is running properly and that you have the correct credentials to access the database.
- Make sure that the database server address and port are correctly configured in the Docman settings.
- Verify that the database schema is intact and has not been corrupted. You can do this by running a database repair tool or restoring from a backup.
If none of these steps resolve the issue, it may be helpful to contact the support team for Docman or your system administrator for further assistance.