Author name: GPoint

Oracle 11g/19c/21c Database Connection Error/Issue

In this article, We will look at following error for oracle 11g, oracle 12c, oracle 10g, oracle 19c, oracle 21c database.
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
ORA-01017: Invalid Username/Password; logon denied
ORA-28009: connection as SYS should be as SYSDBA or SYSOPER
Windows cannot find ‘http:/.127.0.0.1:%HTTPPORT%/apex/f?p=4950’
Unable to regitser OraIledb11.ddl using regsvr32

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