How to fix the Oracle error ORA-06781: TLI Driver: error reading negotation string?

In this post, you’ll learn more about the Oracle ErrorORA-06781: TLI Driver: error reading negotation string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06781: TLI Driver: error reading negotation string

Reason for the Error ORA-06781: TLI Driver: error reading negotation string

TLI encountered an error while awaiting the expected negotiation message during connection establishment.

How to fix the Error ORA-06781: TLI Driver: error reading negotation string ?

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

Contact your customer support representative.