diff --git a/site_ansto/instrument/config/anticollider/anticollider_common.tcl b/site_ansto/instrument/config/anticollider/anticollider_common.tcl
index 8c511da1..76d27224 100644
--- a/site_ansto/instrument/config/anticollider/anticollider_common.tcl
+++ b/site_ansto/instrument/config/anticollider/anticollider_common.tcl
@@ -54,9 +54,9 @@ proc ::anticollider::genveto {vprog} {
     array set vp $line
     if [info exists vp(whenall)] {
       foreach {mot in range} $vp(whenall) {
-        if {[llength [join $range]] != 2} {
-          error "ERROR: $range is not a valid range for $mot. Line $lnum of the veto list"
-        }
+#       if {[llength [join $range]] != 2} {
+#         error "ERROR: $range is not a valid range for $mot. Line $lnum of the veto list"
+#       }
         lappend condlist $mot $range
       }
       lappend veto_region($vp(for)) [list $vp(forbid) @and $condlist]
@@ -101,16 +101,17 @@ proc ::anticollider::acscript {args} {
       foreach row  $veto_region($regmot) {
       if { [lindex $row 1] == "@and"} {
         set forbid [lindex $row 0]
-        set no_veto 0
+        set veto 0
         foreach {mot range} [lindex $row 2] {
           set pos [SplitReply [$mot]]
-          foreach {lower upper} $range {}
-          if {$pos < $lower || $pos > $upper} {
-            set no_veto 1
-            break
+          foreach {lower upper} [join $range] {
+            if {$pos >= $lower && $pos <= $upper} {
+              set veto 1
+              break
+            }
           }
         }
-        if {$no_veto} {
+        if {!$veto} {
           continue
         } else {
           foreach {min max} $forbid {}
@@ -171,6 +172,7 @@ proc ::anticollider::init {} {
       anticollision register $motor
     }
   } message ] {
+    clientput [info level 0] ERROR: $message
     if {$::errorCode=="NONE"} {return $message}
     return -code error $message
   }