Database Error Connection Failed – RoundCube in cPanel [Solved]

Learn how to fix the "Database Error Connection Failed" issue in RoundCube webmail on cPanel. Follow step-by-step instructions to restore the mailbox database or reset RoundCube for smooth functionality.

Issue: The "Database Error Connection Failed" issue occurs when RoundCube webmail is unable to connect to its database. This error often displays as: “Database error connection failed. Unable to connect to the database. Please contact your server administrator.”

RoundCube is a user-friendly IMAP client with a desktop-like interface, storing its data in a database. If the database connection fails, it can disrupt access to webmail services. A common cause of this issue is database corruption in the mailbox.

In this guide, we’ll walk you through resolving this issue effectively.

👉 Read Full Tutorial: https://www.idatam.com/tutorials/howto/database-error-connection-failed-roundcube-in-cpanel-solved/ 

What You'll Learn:

• Preliminary Check
• Solution 1: Restore a Previous Version of the Database
• Solution 2: Start RoundCube Fresh

RoundCube relies on “MySQL” or “SQLite” databases to store crucial information such as emails and contacts. A failed connection to this database results in the "Database Error Connection Failed" message. By following the steps in this guide, you can restore database functionality or reset RoundCube to ensure smooth operation.