How to fix the Oracle error ORA-12537: TNS:connection closed?

In this post, you’ll learn more about the Oracle ErrorORA-12537: TNS:connection closed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12537: TNS:connection closed

Reason for the Error ORA-12537: TNS:connection closed

“End of file” condition has been reached; partner has disconnected.

How to fix the Error ORA-12537: TNS:connection closed ?

You can fix this error in Oracle by following the below steps

None needed; this is an information message.

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