Floatplane crashing on water at the Thames

I tried to land both Icon A5 and CobX with floats mod into the Thames, and I crashed both. I made a successful landing and sometime later on the water, “You crashed on water”

Do you have the same issue if you follow the OP’s steps to reproduce it?

no

Provide extra information to complete the original description of the issue:

old topic, but can land on the Thames with A5 & X Cub floats

If relevant, provide additional screenshots/video: