How to fix Error 3180 on Windows Server 2025 / Windows 11

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Troubleshooting Guide: Error 3180 – Restore WITH STANDBY Fails Due to Required Database Upgrade

Why This Error Happens

This error occurs because the database backup being restored originates from an earlier version of SQL Server that requires an internal schema/version upgrade before it can be brought online. The WITH STANDBY option requires the database to be immediately readable (read-only), but SQL Server cannot perform the mandatory version upgrade process while simultaneously keeping the database in a read-only standby state. Essentially, the upgrade scripts need full read-write access to modify system tables, which conflicts with the standby mode’s constraints.

Step-by-Step Resolution Guide

Step 1: Identify the Source and Target Version Mismatch

  • Check the compatibility level of the source database using SELECT compatibility_level FROM sys.databases WHERE name = 'YourDB'; on the original server if accessible.
  • Confirm the target SQL Server 2025 instance version by running SELECT @@VERSION; in SQL Server Management Studio (SSMS).
  • Verify if the backup file originates from SQL Server 2019, 2022, or an earlier Service Pack that mandates an internal upgrade.

Step 2: Reissue the RESTORE Command Without STANDBY

  • Open SSMS or your query tool and modify the T-SQL script to remove the WITH STANDBY = 'path\to\undofile.tuf' clause.
  • Use the following syntax instead to allow the recovery process to complete:
    RESTORE DATABASE YourDB FROM DISK = 'C:\Backups\YourDB.bak' WITH RECOVERY;
  • Allow SQL Server to run the automatic upgrade scripts; this may take longer than a standard restore depending on database size.

Step 3: Perform a Two-Stage Restore for Log Shipping Scenarios

  • If you require the standby mode specifically for a log shipping or read-only reporting scenario, perform the restore in two stages.
  • First, restore the full backup using WITH RECOVERY to force the upgrade immediately.
  • Subsequently, take a new backup of this upgraded database.
  • Restore this new backup chain using WITH STANDBY on the secondary/reporting server; this works because the database is no longer on a legacy version.

Step 4: Verify SQL Server Error Logs for Confirmation

  • Navigate to the SQL Server Error Log via SSMS (Management > SQL Server Logs) or the physical path at C:\Program Files\Microsoft SQL Server\MSSQL17.MSSQLSERVER\MSSQL\Log\ERRORLOG.
  • Look for entries confirming “Converting database… from version… to the current version.”
  • Ensure there are no “corruption” or “access denied” errors interrupting the upgrade scripts during the Step 2 restore attempt.

Alternative or Verification Steps

  • Verification: After the restore completes with WITH RECOVERY, run SELECT state_desc FROM sys.databases WHERE name = 'YourDB'; to confirm the status is ONLINE and the compatibility level matches the SQL Server 2025 engine (170).
  • Alternative: If you strictly need a read-only copy immediately without the ability to run WITH RECOVERY first, consider using Database Snapshots on the newly recovered database instead of relying on the legacy STANDBY mode for older backups.