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Error 'The media family on device... is incorrectly formed - Microsoft SQL Server, Error: 3241' when restoring Controller database

Troubleshooting


Problem

Administrator launches Microsoft SQL 2005 Management Studio, and attempts to restore a Controller database backup (.BAK) file. However, an error message appears.

Symptom

Microsoft SQL Server Management Studio
An exception occurred while executing a Transact-SQL statement or batch.
(Microsoft.SqlServer.ConnectionInfo)
Additional information:
The media family on device
'C:\foldername\backup_name.bak'
is incorrectly formed. SQL Server cannot process this media family.
RESTORE HEADERONLY is terminating abnormally. (Microsoft SQL Server, Error: 3241)
[OK]

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.5","Edition":"Not Applicable","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Document Information

More support for:
IBM Cognos Controller

Software version:
8.5

Operating system(s):
Windows

Document number:
401369

Modified date:
08 May 2025

UID

swg21422594

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