The screenshot is not sufficient to answer your question.
The message "no modification of bottom" is a normal print of telemac if you don't change the subroutine corfon or user_corfon.
There is a crash in your case but we're not able to say where...
Christophe
The administrator has disabled public write access.
Great news: The next TELEMAC User Conference will be organised by Bangor University on the 15th and 16th of October 2025, at the School of Ocean Sciences in Menai Bridge, on the Isle of Anglesey, Wale [ ... ]