ORA-01081:Cannot start already running ORACLE shut it down first.Please explain to me what to do. Should I configure the .profile file or oratab file or do I have to set the Oracle environment correctly or set Oracle sid?
Please help me to solve the issue.
For C Shell:
setenv ORACLE_SID oratest
For Korn Shell:
set ORACLE_SID oratest export ORACLE_SID
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