ORA-01017: Invalid Username/Password; Logon Denied

ORA-01017: Invalid Username/Password; Logon Denied

Oracle ORA-01017 Quick Fix The ORA-01017 error seems pretty straight forward, however it can have us banging our heads against our desks for awhile trying to figure out why we can’t seem to type our password in correctly. Here are a few reasons I have personally...
How to Fix ORA-12560: TNS: Protocol Adapter Error

How to Fix ORA-12560: TNS: Protocol Adapter Error

When you see this ORA-12560 error on Windows, you need to check these two things before anything else. Make sure the windows service is up and running Make sure your ORACLE_SID is set to the instance name you’re trying to connect to If either one or two are not...