Fix a crash on selecting the Jet LUT
Fix a crash on selecting the Jet LUT

aabadie/medInria-public,rdebroiz/medInria-public,aabadie/medInria-public,aabadie/medInria-public,NicolasSchnitzler/medInria-public,NicolasSchnitzler/medInria-public,NicolasSchnitzler/medInria-public,rdebroiz/medInria-public,rdebroiz/medInria-public