Encountering a “Cannot perform a differential backup for database, because a current database backup does not exist” error might generate some confusion if you look into your backup log and can see that FULL backups have been successfully created.
differential backup
SQL Server DB restore from Differential or Transaction log backup to another computer
Restoring a SQL Server database from a Differential or Transaction log backup can’t be simpler when using SqlBak.
All that you have to do is press a few buttons and the restore operation will be complete. Read the article to find out how.