Print a warning and ignore physics nodes without a collision mask. These nodes are effectively useless and probably an exporter mistake.
Print a warning and ignore physics nodes without a collision mask.
These nodes are effectively useless and probably an exporter mistake.

chkjohn/turbulenz_engine,dtebbs/turbulenz_engine,turbulenz/turbulenz_engine,turbulenz/turbulenz_engine,chkjohn/turbulenz_engine,tianyutingxy/turbulenz_engine,tianyutingxy/turbulenz_engine,youprofit/turbulenz_engine,changemypath/turbulenz_engine,turbulenz/turbulenz_engine,dtebbs/turbulenz_engine,supriyantomaftuh/turbulenz_engine,sanyaade-teachings/turbulenz_engine,dtebbs/turbulenz_engine,changemypath/turbulenz_engine,supriyantomaftuh/turbulenz_engine,sanyaade-teachings/turbulenz_engine,chkjohn/turbulenz_engine,changemypath/turbulenz_engine,tianyutingxy/turbulenz_engine,sanyaade-teachings/turbulenz_engine,youprofit/turbulenz_engine,changemypath/turbulenz_engine,changemypath/turbulenz_engine,turbulenz/turbulenz_engine,supriyantomaftuh/turbulenz_engine,sanyaade-teachings/turbulenz_engine,sanyaade-teachings/turbulenz_engine,tianyutingxy/turbulenz_engine,youprofit/turbulenz_engine,tianyutingxy/turbulenz_engine,chkjohn/turbulenz_engine,youprofit/turbulenz_engine,supriyantomaftuh/turbulenz_engine,youprofit/turbulenz_engine,supriyantomaftuh/turbulenz_engine,chkjohn/turbulenz_engine,dtebbs/turbulenz_engine,turbulenz/turbulenz_engine,dtebbs/turbulenz_engine