How to fix the Oracle error NNL-00015: type “string” has “string” syntax, which has no textual representation?

In this post, you’ll learn more about the Oracle ErrorNNL-00015: type “string” has “string” syntax, which has no textual representation with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNL-00015: type “string” has “string” syntax, which has no textual representation

Reason for the Error NNL-00015: type “string” has “string” syntax, which has no textual representation

Cause: Not all data type syntaxes can be represented as text. This message indicates that the user issued a name server request for a type with an non-textual representation.

How to fix the Error NNL-00015: type “string” has “string” syntax, which has no textual representation ?

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

Action: Re-issue the operation with a data type that has a syntax with a textual representation.