The process cannot access the file because it is being used by another process. [SQLSTATE 42000] (Error 22022). The step failed.

In Sql server 2005 dev edition observing the followed error.

SQLServerAgent Error: The process cannot access the file because it is being used by another process. [SQLSTATE 42000] (Error 22022).  

Earlier the below script executed without error .From few days we are observing this error. Sql agent is running fine.

EXEC dbo.sp_cycle_agent_errorlog;

GO