How to fix the Oracle error ORA-23351: parameter datatype string for procedure string not supported?

In this post, you’ll learn more about the Oracle ErrorORA-23351: parameter datatype string for procedure string not supported with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-23351: parameter datatype string for procedure string not supported

Reason for the Error ORA-23351: parameter datatype string for procedure string not supported

The procedure has a parameter whose datatype is not supported by repcat.

How to fix the Error ORA-23351: parameter datatype string for procedure string not supported ?

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

Remove the parameter from the procedure, or alter the parameter to have one of the supported datatypes.