How to fix the Oracle error NNL-00044: Unsupported data type string not mapped?

In this post, you’ll learn more about the Oracle ErrorNNL-00044: Unsupported data type string not mapped with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNL-00044: Unsupported data type string not mapped

Reason for the Error NNL-00044: Unsupported data type string not mapped

Cause: ONames data type could not be mapped to LDAP attributes

How to fix the Error NNL-00044: Unsupported data type string not mapped ?

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

Action: An internal error not normally visible to the user. Contact Worldwide Customer Support.