a.3dm (2.4 MB)
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Hi @Hulki_Aydoğmuş
The highlighted edge is waaaaay out of tolerance. If you untrim it, the other commands should work as expected. Do you remember how it was originally trimmed?
HTH, Jakob
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Hi Thanks a lot , after I made it , I must use extendsrf for enough size and I want trim with red area, I failed I started over with middle isocurve