Error: "12300" BACKUP DATABASE is terminating abnormally. The license expiration date is 'date' (4270227)

Error: 12300, Msg: SLS::execSQL -> End execute with unsuccessful return code

<ERROR error="12301">SQL Server has returned a failure message to LiteSpeed for SQL Server which has prevented the operation from succeeding.
The following message is not a LiteSpeed for SQL Server message. Please refer to SQL Server books online or Microsoft technical support for a solution:
</ERROR>

<ERROR error="12300">Processed 23040 pages for database 'Database_Name', file 'Database_Name_Data' on file 1.
BACKUP DATABASE is terminating abnormally.</ERROR>

<INFO>The license expiration date is Wed Dec 09 2009
Please contact Quest Software, Inc for a full license before expiration.</INFO>

<INFO>LiteSpeed(R) for SQL Server Version 5.1.0.1293
Copyright 2004-2009, Quest Software Inc.
Registered Name: Quest Software Trial Key

SQL Server 2008 backups fail when the FILESTREAM datatype is used.

WORKAROUND:
None

STATUS:
Enhancement request CR59571 has been submitted to Development for consideration in a future release of LiteSpeed

Also, see SOL56070