protect all wires
# All Wires Protected.
direction TOP horizontal
select layer TOP
unprotect layer_wires TOP
# Wires on layer TOP were Unprotected.
direction SIGNAL vertical
# <<ERROR:>> Unrecognized layer SIGNAL
# <<ERROR:>> Syntax error in command: token 2 = SIGNAL
# (content): direction SIGNAL vertical
# <<ERROR:>> Bad command not executed!
# <<ERROR:>> Bad command not executed!
quit