Hi, What is this exit code? and why it happen? and how to correct that?Thanks. This is MetaPost, version 1.209 (kpathsea version 5.1.0) (mem=mpost 2010.01.31) 1 JUL 2017 18:59 **data.mp (./data.mp [4001] [4002] [4003] [4004] [4005] [4006] [4007] [4008] [4009] [4010 ] [4011] [4012] [4013] [1] ! Value is too large (14667). <for(picture)> q:=pathpart(EXPR0);tmp:=length.q; s:=decimal(roundone(xpart.po... draw_downscrap->...te.s.to.clip_name;endfor;endfor ;write"closepath fill"to.b... l.23507 draw_downscrap ; The equation I just processed has given some variable a value of 4096 or more. Continue and I'll try to cope with that big value; but it might be dangerous. (Set warningcheck:=0 to suppress this message.) [2] [3] [4] (./mptextmp.mp) [5] ) Here is how much of MetaPost's memory you used: 1151 strings out of 1162 13347 string characters out of 20720 716551 words of memory out of 1500000 1391 symbolic tokens out of 16384 9i,75n,11p,197b,4f stack positions out of 300i,84n,5000p,200b,15f 2056 string compactions (moved 27097277 characters, 2130567 strings) 18 output files written: data.1 .. data.4013 #################### end of metapost log file #################### C:\Program Files\Therion\therion.exe: error -- metapost exit code -- 2 writing xtherion file ... done