How to fix the Oracle error NNL-00012: invalid “string” value “string”?

In this post, you’ll learn more about the Oracle ErrorNNL-00012: invalid “string” value “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNL-00012: invalid “string” value “string”

Reason for the Error NNL-00012: invalid “string” value “string”

Cause: The first argument is a data type, the second is a value. The user supplied an invalid data value of the specified type.

How to fix the Error NNL-00012: invalid “string” value “string” ?

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

Action: Re-issue the failing operation with correct data.