How to fix the Oracle error DRG-13306: ‘len’ attribute value must be in the range string..string, at line string?

In this post, you’ll learn more about the Oracle ErrorDRG-13306: ‘len’ attribute value must be in the range string..string, at line string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DRG-13306: ‘len’ attribute value must be in the range string..string, at line string

Reason for the Error DRG-13306: ‘len’ attribute value must be in the range string..string, at line string

Cause: value of ‘len’ attribute does not meet the supported range

How to fix the Error DRG-13306: ‘len’ attribute value must be in the range string..string, at line string ?

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

Action: modify user-defined lexer index procedure to return valid value for ‘len’ attribute