Message 10121

TUFLOW FV
Available since version: 2026.2.0
ERROR 10121 - Duplicated nodestring ID in 2dm file: <nodestring_id_2dm_file>

Description

The reported nodestring ID appears more than once in the 2dm file. Nodestring IDs must be unique within the 2dm file.

Suggestions

Open the 2dm file and check the NS entries for the reported ID. Assign a unique ID to each nodestring.