WARNING: Ignoring unknown variable X 

This might help: > whenever you see : > > WARNING: Ignoring unknown variable X > > It could be one of the following two conditions : > > 1) A=X but X is not defined in any place prior to that line, > means the issue is on X; > > 2) A=X but A is already defined prior to that line, before > X is defined. > > In case 1), the issue is on X, but in 2), A is the problem. > > So besides checking if X is pre-defined, remember to also > check if A is pre-defined. See details in : http://forum.openscad.org/quot-Ignoring-unknown-variable-quot-issue-td13156i20.html#a13321 ----- $ Runsun Pan, PhD $ libs: doctest , faces ( git ), offline doc ( git ), runscad.py ( 2 , git ), synwrite ( 2 );   $ tips: hash ( 2 ), matrix ( 2 , 3 ), sweep ( 2 ), var ( 2 ), lerp , animation ( gif , prodVid , animlib ), precision ( 2 ), xl-control , type , rounded polygon , chfont , tailRecur ( 2, 3 ), isosphere ( 2 ), area , vol/center , RGB , CurvedImg ; $ Apps: rollApp , blockscad , openjscad , on AWS ( pdf ) -- View this message in context: http://forum.openscad.org/symbol-table-problem-tp17898p17899.html Sent from the OpenSCAD mailing list archive at Nabble.com.