ORA-12542: TNS:address already in use

ORA-12542
ORA-12542: TNS:address already in use
Cause: Specified listener address is already being used.
Action: Start your listener with a unique address.
More details : Viste http://www.high-oracle.com/ora-12542/
More details : Viste http://www.high-oracle.com/ora-12542/
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Your source for help on all Oracle database error codes :
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Error Oracle : ora-06712 http://www.high-oracle.com/ora-06712/
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