How to fix the Oracle error PGA-22003: communication error: TCP/IP string failed, rc = number, for, string?

In this post, you’ll learn more about the Oracle ErrorPGA-22003: communication error: TCP/IP string failed, rc = number, for, string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-22003: communication error: TCP/IP string failed, rc = number, for, string

Reason for the Error PGA-22003: communication error: TCP/IP string failed, rc = number, for, string

Cause: An unexpected communications error occurred while executing the specified TCP/IP function . The TCP/IP function return code is and the function parameter is .

How to fix the Error PGA-22003: communication error: TCP/IP string failed, rc = number, for, string ?

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

Action: If the problem cannot be resolved, the supported customers should contant Oracle Support Servics for assistance.