After setting $::RD_TRACE=1 and looking at the trace for a few minutes, I added the line    IF RMOVE > 0 L1 under data, right before your original    IF rmove < 8 L1 and I got

got label: L1
got if: IF IF 1 > 0 L1
got label: IF
got if: IF IF 9 < 8 L1
1 7 0
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which would indicate that variable names are case sensitive. You might wanna do a $main::symbol{lc $item{var_name}} from now on ;)

 
Ain't nothin' like a second set of peepers ;)(in case you lose the first pair)

MJD says you can't just make shit up and expect the computer to know what you mean, retardo! ** The Third rule of perl club is a statement of fact: pod is sexy.