SQL Server Error Msg 1478 – The mirror database, “%.*ls”, has insufficient transaction log data to preserve the log backup chain of the principal database.  This may happen if a log backup from the principal database has not been taken or has not been restored on the mirror database.

In this blog post, let’s learn about the error message “1478 – The mirror database, “%.*ls”, has insufficient transaction log data to preserve the log backup chain of the principal database.  This may happen if a log backup from the principal database has not been taken or has not been restored on the mirror database.” in Microsoft SQL Server, the reason why it appears and the solution to fix it.

SQL Server Error Message

1478 – The mirror database, “%.*ls”, has insufficient transaction log data to preserve the log backup chain of the principal database.  This may happen if a log backup from the principal database has not been taken or has not been restored on the mirror database.

Reason for the Error

To be update soon…

Solution

To be update soon…