Hopefully fixed a race condition that could occur when pressing "Print" (file not opened yet, but comm layer tries to fetch next command)
Hopefully fixed a race condition that could occur when pressing "Print" (file not opened yet, but comm layer tries to fetch next command)

EZ3-India/EZ-Remote,dragondgold/OctoPrint,mrbeam/OctoPrint,dragondgold/OctoPrint,MoonshineSG/OctoPrint,mcanes/OctoPrint,aerickson/OctoPrint,Salandora/OctoPrint,EZ3-India/EZ-Remote,madhuni/AstroBox,ymilord/OctoPrint-MrBeam,shohei/Octoprint,chriskoz/OctoPrint,eliasbakken/OctoPrint,beeverycreative/BEEweb,aerickson/OctoPrint,sstocker46/OctoPrint,JackGavin13/octoprint-test-not-finished,eliasbakken/OctoPrint,nicanor-romero/OctoPrint,chriskoz/OctoPrint,Javierma/OctoPrint-TFG,Mikk36/OctoPrint,Voxel8/OctoPrint,nickverschoor/OctoPrint,CapnBry/OctoPrint,MaxOLydian/OctoPrint,madhuni/AstroBox,Salandora/OctoPrint,bicephale/OctoPrint,masterhou/OctoPrint,ymilord/OctoPrint-MrBeam,sstocker46/OctoPrint,ErikDeBruijn/OctoPrint,nickverschoor/OctoPrint,JackGavin13/octoprint-test-not-finished,ymilord/OctoPrint-MrBeam,javivi001/OctoPrint,MaxOLydian/OctoPrint,markwal/OctoPrint,punkkeks/OctoPrint,jneves/OctoPrint,Jaesin/OctoPrint,Skeen/OctoPrint,Mikk36/OctoPrint,MoonshineSG/OctoPrint,mcanes/OctoPrint,nicanor-romero/OctoPrint,chriskoz/OctoPrint,dansantee/OctoPrint,leductan-nguyen/RaionPi,leductan-nguyen/RaionPi,MolarAmbiguity/OctoPrint,dansantee/OctoPrint,Salandora/OctoPrint,uuv/OctoPrint,chriskoz/OctoPrint,dansantee/OctoPrint,mrbeam/OctoPrint,leductan-nguyen/RaionPi,mayoff/OctoPrint,MoonshineSG/OctoPrint,MolarAmbiguity/OctoPrint,MolarAmbiguity/OctoPrint,markwal/OctoPrint,masterhou/OctoPrint,JackGavin13/octoprint-test-not-finished,Jaesin/OctoPrint,C-o-r-E/OctoPrint,EZ3-India/EZ-Remote,spapadim/OctoPrint,leductan-nguyen/RaionPi,ryanneufeld/OctoPrint,javivi001/OctoPrint,eddieparker/OctoPrint,madhuni/AstroBox,spapadim/OctoPrint,AstroPrint/AstroBox,eddieparker/OctoPrint,shaggythesheep/OctoPrint,madhuni/AstroBox,Skeen/OctoPrint,CapnBry/OctoPrint,markwal/OctoPrint,Skeen/OctoPrint,mcanes/OctoPrint,javivi001/OctoPrint,skieast/OctoPrint,abinashk-inf/AstroBox,Jaesin/OctoPrint,eddieparker/OctoPrint,aerickson/OctoPrint,spapadim/OctoPrint,AstroPrint/AstroBox,ymilord/OctoPrint-MrBeam,uuv/OctoPrint,nickverschoor/OctoPrint,ryanneufeld/OctoPrint,sstocker46/OctoPrint,senttech/OctoPrint,abinashk-inf/AstroBox,shohei/Octoprint,EZ3-India/EZ-Remote,jneves/OctoPrint,Jaesin/OctoPrint,CapnBry/OctoPrint,senttech/OctoPrint,masterhou/OctoPrint,Javierma/OctoPrint-TFG,ymilord/OctoPrint-MrBeam,mayoff/OctoPrint,AstroPrint/AstroBox,SeveQ/OctoPrint,foosel/OctoPrint,beeverycreative/BEEweb,SeveQ/OctoPrint,Catrodigious/OctoPrint-TAM,alex1818/OctoPrint,shohei/Octoprint,skieast/OctoPrint,senttech/OctoPrint,foosel/OctoPrint,Javierma/OctoPrint-TFG,Catrodigious/OctoPrint-TAM,shaggythesheep/OctoPrint,Mikk36/OctoPrint,punkkeks/OctoPrint,shohei/Octoprint,ErikDeBruijn/OctoPrint,JackGavin13/octoprint-test-not-finished,foosel/OctoPrint,bicephale/OctoPrint,dragondgold/OctoPrint,senttech/OctoPrint,mrbeam/OctoPrint,bicephale/OctoPrint,abinashk-inf/AstroBox,ryanneufeld/OctoPrint,nickverschoor/OctoPrint,Catrodigious/OctoPrint-TAM,skieast/OctoPrint,jneves/OctoPrint,SeveQ/OctoPrint,alex1818/OctoPrint,eliasbakken/OctoPrint,foosel/OctoPrint,mayoff/OctoPrint,nicanor-romero/OctoPrint,shaggythesheep/OctoPrint,beeverycreative/BEEweb,CapnBry/OctoPrint,shohei/Octoprint,beeverycreative/BEEweb,abinashk-inf/AstroBox,C-o-r-E/OctoPrint,Salandora/OctoPrint,punkkeks/OctoPrint,MoonshineSG/OctoPrint,ErikDeBruijn/OctoPrint,C-o-r-E/OctoPrint,ryanneufeld/OctoPrint,bicephale/OctoPrint,Voxel8/OctoPrint,Javierma/OctoPrint-TFG,alex1818/OctoPrint,MaxOLydian/OctoPrint,uuv/OctoPrint,Voxel8/OctoPrint