[Solved] How to Fix Database Access Denied Error 5123 happen on SQL Server 2008 R2

Problem: Error 5123 is displayed when you’re trying to attach a database in SQL Server 2008 R2 that was previously detached by another user with a different login.

CREATE FILE encountered operating system error 5 (Access is denied) while attempting to open or create the physical file… (Microsoft SQL Server, Error 5123)

SQL Server 2008 R2 Database error 5123


Step 1: In the Security tab of the Properties dialog, selected OWNER RIGHTS in the “Group or user names” section, the listed permissions were empty for both Allow and Deny.

Step 2: Click on Advanced and, from that view, OWNER RIGHTS had all permissions checked.

Step 3: Click Edit and ensure that all check boxes are set for Allow.

Database Security tab


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