Danalock error codes

This article covers error codes specific to Danalock locks in the Unloc app.

Key & Data Errors

Error 2180: Key Data Problem

What happened:

There was a problem with the key data received from the server.

How to fix it:

Try again. If the problem persists, try restarting the app or contact support.

Connection & Communication

Error 2204: Lock Busy

What happened:

The lock is busy and cannot process the request right now.

How to fix it:

Wait a moment and try again. If the problem continues, restart the app.

Error 2209: Temporary Issue

What happened:

The operation could not be completed due to a temporary issue.

How to fix it:

Please try again. If the problem continues, restart the app.

Error 2215: Connection Lost

What happened:

The connection to the lock was lost.

How to fix it:

Make sure you are within range of the lock and try again.

Error 2504: Lock Busy (Disconnect)

What happened:

The lock is busy and cannot process the request right now.

How to fix it:

Wait a moment and try again. If the problem continues, restart the app.

Authentication & Operation Errors

Error 2318: Authentication Error

What happened:

An error occurred while authenticating with the lock.

How to fix it:

Try again. If the problem persists, restart the app or contact support.

Error 2418: Operation Error

What happened:

An error occurred while operating the lock.

How to fix it:

Try again. If the problem persists, restart the app or contact support.

Lock Status Errors

Error 2611: Critical Battery

What happened:

The lock's battery is critically low.

How to fix it:

The lock's battery needs to be replaced before it can be operated. Please replace the batteries or contact the lock owner.

Error 2627: Clock Out of Sync

What happened:

The lock's internal clock is out of sync.

How to fix it:

The lock's clock needs to be corrected. Please contact the lock owner or maintainer to sync the lock using the Danalock app.

Error 2628: Clock Out of Sync

What happened:

The lock's internal clock is out of sync.

How to fix it:

The lock's clock needs to be corrected. Please contact the lock owner or maintainer to sync the lock using the Danalock app.

If you continue to experience issues, please contact Unloc Support.

Updated on: 23/01/2026