How to Resolve ORA-27211: Failed to load Media Management Library

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In an unfamiliar server, I usually test the channel before actually run my RMAN scripts.RMAN> run{  allocate channel c1 type ‘sbt_tape’;  release channel c1;}2> 3> 4> 5> 6>using target database controlfile instead of recovery catalogRMAN-00571: ===========================================================RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============RMAN-00571: ===========================================================RMAN-03009: failure of allocate command on c1 channel at 11/13/2014 19:41:36ORA-19554: error allocating […]