issue starting from openmvg project -> [json.exception.type_error.302] type must be number, but is null

[muttistefano]

Hi all and thanks for the work,
I am trying to run opensplat on mvg results in this way : "/opensplat /home/x/pd_equi/openmgv/reconstruction/", but I get this error :

[json.exception.type_error.302] type must be number, but is null

What is happening?
thanks