Error in JDBC receiver channel connecting to SQL DB

Hi All,

Please help me on following Error:

JDBC Message processing failed, due to Error when attempting to get processing resources: com.sap.aii.af.lib.util.concurrent.ResourcePoolException: Unable to create new pooled resource:

DriverManagerException: Cannot estblish connection to URL XXXXX : SAPNoClassDefFoundError: com.morcrosoft.jdbc.base.BaseDriver

I had downloaded drivers from microsoft website for SQL Server 2000. When i download i am getting .tar file insted of .jar file. i untar the file and deployed in PI server, also installed util jar in class path.

please advice me. How i can reslove this issue.

Thanks

Vick