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I have installed Oracle express edition 18c. After entering username and password it's showing error
User_OI10T
Member Posts: 1 Green Ribbon
The error is "ORA-12560: TNS:protocol adapter error
what should i do now
Answers
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You should consider we have no idea what client you are using, what o/s platform, what Oracle connection data credentials, and so on. And thus no means to diagnose the error and suggest a solution.
