error

[flynnamy]

Hi, I use fmm to load my own edges.shp . It has an error: Field not found: fid index -1, u index 0, v index 1, not like others fid index -1, u index -, v index -1.What does this mean(-1 0 1)? How to solve this? Thanks! @cyang-kth

[mowen1024]

have you solve the problem? i meet the same error,thanks