Flow along surface distortion

Rhino Rhino for Windows
1

Hello everyone I have this problem there is a distortion in Pattern happening when I use flow along surface command
I don’t know what to do with it I hope you can help me with it

1.png1366×768 254 KB

2

Try The Command Dir and SwapUV for the rectangular surface.

http://docs.mcneel.com/rhino/5/help/en-us/index.htm#commands/dir.htm

-Willem