Error when you open Enterprise or Computer Compliance Reports in MBAM
This article provides a solution to an error that occurs when you open Enterprise or Computer Compliance Reports in Microsoft BitLocker Administration and Monitoring (MBAM).
Applies to: Windows Server 2012 R2
Original KB number: 2639518
When a user uses a specific account for SQL Server Reporting Service (SSRS) in the MBAM wizard, they may not open any reports for MBAM and it fails with the below error message.
An error has occurred during report processing. (rsProcessingAborted)
Cannot impersonate user for data source 'MaltaDataSource'. (rsErrorImpersonatingUser)
Log on failed. Ensure the user name and password are correct. (reLogonFailed)
Logon failure: unknown user name or bad password
The above error occurs when the MBAM SSRS password that was used during MBAM setup wizard is changed or expired or the account is deleted from Active Directory.
To resolve this issue, follow the steps from below:
Open web browser and go to
If your password is expired, then you might get an access denied error message when you try to open the above web page.
In this case, you will first have to connect to SQL Reporting Services using SQL Management Studio with your new password and you will be able to access the above webpage.
Click Microsoft BitLocker Administration and Monitoring.
Click Malta Data Source (see screenshot below).
Make sure you have Windows-integrated security selected.
Click Test Connection and then click Apply.
Now you can view the MBAM Enterprise and Computer Compliance Reports successfully.