How to fix the Oracle error ORA-56601: DRCP: Illegal connection class?

In this post, you’ll learn more about the Oracle ErrorORA-56601: DRCP: Illegal connection class with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-56601: DRCP: Illegal connection class

Reason for the Error ORA-56601: DRCP: Illegal connection class

Wrong value for connection class was given.

How to fix the Error ORA-56601: DRCP: Illegal connection class ?

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

Check the documentation for Database Resident connection pool usage.

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