Don't try to calculate min/max for empty bounding box
Don't try to calculate min/max for empty bounding box

bicephale/OctoPrint,foosel/OctoPrint,JackGavin13/octoprint-test-not-finished,bicephale/OctoPrint,shohei/Octoprint,beeverycreative/BEEweb,Salandora/OctoPrint,foosel/OctoPrint,Salandora/OctoPrint,MoonshineSG/OctoPrint,MoonshineSG/OctoPrint,shohei/Octoprint,senttech/OctoPrint,senttech/OctoPrint,Jaesin/OctoPrint,JackGavin13/octoprint-test-not-finished,beeverycreative/BEEweb,beeverycreative/BEEweb,shohei/Octoprint,foosel/OctoPrint,Salandora/OctoPrint,senttech/OctoPrint,Jaesin/OctoPrint,shohei/Octoprint,Salandora/OctoPrint,shohei/Octoprint,Jaesin/OctoPrint,bicephale/OctoPrint,Jaesin/OctoPrint,JackGavin13/octoprint-test-not-finished,bicephale/OctoPrint,MoonshineSG/OctoPrint,foosel/OctoPrint,MoonshineSG/OctoPrint,senttech/OctoPrint,beeverycreative/BEEweb,JackGavin13/octoprint-test-not-finished