Layer start issue with 4.1.2

[Murdock]

Hi !

In first sorry for my bad English.

I am currently experiencing a small problem with 4.1.2 version.

With the 4.1.1 version my benchy is ok :

But with the 4.1.2 version there is some zits on some locations :
download/file.php?mode=view&id=8819


For your information my starting point of layer asked in parameter is at the left rear of the boat. Nothing should be visible on the right side.

Many thanks for your help,

Best regards.