Error during simulation


I have created a new project called PD-1 vol1

Unfortunately i receive the following error during simulation runs that breaks the procedure :

I would like also to mention that I have also tried with different wind tunnel dimensions, but I get the same error message.

Could you help me please ?
Thank you in advance

Hi, this article should give you the basic troubleshooting steps for diverging runs.

In short, the trailing edge has a handful of mesh cells with very poor quality:

Usual approach is to make a small cut on the trailing edge, allowing for a better quality local mesh. Make sure to check the geometry used in this tutorial: