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SQL Server error code

SQL Server error 3169

SQL Server raises error 3169 at severity 16, which marks a problem with the query or data that you can correct.

The database was backed up on a server running database version %d. That version is incompatible with this server, which supports version %d. Either restore the database on a server that supports the backup, or use a backup that is compatible with this server.
Msg3169
NameNA
Severity16
Group3000–3999

What it means

Certain features in SQL Server affect the structure of the database files. When you restore a database to another instance of SQL Server, the file format might not be compatible with a different version of the SQL Server Database Engine.

Source: Database Engine events and errors