How to fix the Oracle error ORA-41687: attribute “string” not allowed in the “groupby” specification?

In this post, you’ll learn more about the Oracle ErrorORA-41687: attribute “string” not allowed in the “groupby” specification with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-41687: attribute “string” not allowed in the “groupby” specification

Reason for the Error ORA-41687: attribute “string” not allowed in the “groupby” specification

The attributes listed in the “groupby” specification in a rule condition were not a subset of the attributes specified in the rule class properties.

How to fix the Error ORA-41687: attribute “string” not allowed in the “groupby” specification ?

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

Correct the “groupby” specification for the rule condition and try again.