Command: sltag
.undo Enter the number of operations to undo or
[Auto/Control/BEgin/End/Mark/Back] <1>: begin
Command: Enter Starting Elevation <1200.0000>:
Backtrace:
[0.49] (VL-BT)
[1.45] (*ERROR* "bad argument type: numberp: #<SUBR @05b2f768 ->")
[2.40] (_call-err-hook #<SUBR @0ab4f3e8 *ERROR*> "bad argument type: numberp:
#<SUBR @05b2f768 ->")
[3.34] (sys-error "bad argument type: numberp: #<SUBR @05b2f768 ->")
:ERROR-BREAK.29 nil
[4.26] (RTOS #<SUBR @05b2f768 -> 2
[5.19] (C:SLTAG)
[6.15] (#<SUBR @0ab4f514 -rts_top->)
[7.12] (#<SUBR @05a72334 veval-str-body> "(C:SLTAG)" T #<FILE internal>)
:CALLBACK-ENTRY.6 (:CALLBACK-ENTRY)
:ARQ-SUBR-CALLBACK.3 (nil 0)