@alexal we are also getting the below error while running the program in SAS.   when we will run the program 1st time it will throw the below error and if we will run the same program without doing any changes, job is running successfully.. Can you please help me on this.     Log :  51 libname coll_etl sqlsvr dsn="SHAWPRPT_COLLECT_ETL" schema="dbo" user="NAO\fzx688" password="&WindowsPass" readbuff=5000; NOTE: Libref COLL_ETL was successfully assigned as follows: Engine: SQLSVR Physical Name: SHAWPRPT_COLLECT_ETL 51 ! 51 ! run; 52 libname coll_rpt sqlsvr dsn="SHAWPRPT_COLLECT_REPORTS" schema="dbo" user="NAO\fzx688" password="&WindowsPass" 52 ! readbuff=5000; run; ERROR: CLI error trying to establish connection: [SAS][ODBC SQL Server Wire Protocol driver]Socket closed. : [SAS][ODBC SQL Server Wire Protocol driver]SSL Handshake Failure reason [Unknown SSL Error]. ERROR: Error in the LIBNAME statement. 53 libname coll sqlsvr dsn="SHAWPRPT_COLLECT" schema="dbo" user="NAO\fzx688" password="&WindowsPass" readbuff=5000; NOTE: Libref COLL was successfully assigned as follows: Engine: SQLSVR Physical Name: SHAWPRPT_COLLECT   ... View more