Grasshopper fail to Sweep1 but Rhino can

[gankeyu (Keyu Gan)]

The following curves can be manually swept in Rhino but fail in Grasshopper.

Tried moving curves to origin / Simplify with no success.

Rhino 7 SR15 2022-2-8 (Rhino 7, 7.15.22039.13001, Git hash:master @ 2833e18992fc4b5cf99bb29c4d8e8add4f02074d)
License type: 商业版, build 2022-02-08
License details: Cloud Zoo

sweep1.gh (3.0 KB)
sweep1.3dm (26.0 KB)

[HS_Kim]

Here are two different ways…

sweep1_re_1.gh (10.5 KB)

[gankeyu (Keyu Gan)]

but what’s the underlying reason?

[Baris]

Probably the Rhino command takes care about the seam location etc., what in GH has to be done explicitly by the user.