Joining these edges requires a joining tolerance of

[jespizua (José Espizua)]

Hi,
I don’t know why but when I try to merge faces of this surface Rhino will not do it. Running JoinTwoNakedEdges will show me this dialog:

Also when I select one of the edges and try to move it I get this

Could someone explain me what is going on here? Thanks
mergeAllFaces.3dm (67.5 KB)

[Gijs (Gijs de Zwart)]

not sure where you took that screenshot, but if you split as indicated and join, then run MergeAllFaces, it works.mergeAllFaces.3dm (96.9 KB)

[jespizua (José Espizua)]

Thanks Gijs for taking a look a it. Yes, splitting the surface and joining it solved the issue, but I don’t know where the issue came from… The screenshot is from

as I was trying to get rid of one of those edges.