How to fix the Oracle error DRG-13309: operation not supported by USER_LEXER?

In this post, you’ll learn more about the Oracle ErrorDRG-13309: operation not supported by USER_LEXER with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DRG-13309: operation not supported by USER_LEXER

Reason for the Error DRG-13309: operation not supported by USER_LEXER

Cause: USER_LEXER does not support this operation

How to fix the Error DRG-13309: operation not supported by USER_LEXER ?

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

Action: stop the operation or use alternate lexer type