i have two oracle SID's orcl and catdb. I can connect with catdb but can't connect orcl. I am connecting sqlplus as sysdba and i get
ORA-12560: TNS:protocol adapter error
What possible reasons maybe here?
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How are you attempting to connect? – Greg Feb 11 '16 at 05:26
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Please update the question accordingly with the command/code you are using and the response you get back. We can't help you much here because there can be a lot going on – Greg Feb 11 '16 at 05:40
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ORA-12560: TNS:protocol adapter error – Ahmad Raza Feb 11 '16 at 05:42
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2See this answer here: https://stackoverflow.com/questions/6894558/ora-12560-tnsprotocol-adaptor-error – Greg Feb 11 '16 at 05:50
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Thanks!! it worked :) – Ahmad Raza Feb 11 '16 at 05:55