diff --git a/resources/switch.php b/resources/switch.php
index e300a3ac6d..91c28406fa 100644
--- a/resources/switch.php
+++ b/resources/switch.php
@@ -2735,18 +2735,20 @@ if (!function_exists('save_call_center_xml')) {
 							$dialplan->dialplan_detail_add();
 							unset($dialplan);
 
-							$dialplan = new dialplan;
-							$dialplan->domain_uuid = $domain_uuid;
-							$dialplan->dialplan_uuid = $dialplan_uuid;
-							$dialplan->dialplan_detail_tag = 'action'; //condition, action, antiaction
-							$dialplan->dialplan_detail_type = 'set';
-							$dialplan->dialplan_detail_data = "effective_caller_id_name=".$queue_cid_prefix."-\${caller_id_name}";
-							$dialplan->dialplan_detail_break = '';
-							$dialplan->dialplan_detail_inline = '';
-							$dialplan->dialplan_detail_group = '2';
-							$dialplan->dialplan_detail_order = '040';
-							$dialplan->dialplan_detail_add();
-							unset($dialplan);
+              if (strlen($queue_cid_prefix) > 0) {
+                       $dialplan = new dialplan;
+                       $dialplan->domain_uuid = $domain_uuid;
+                       $dialplan->dialplan_uuid = $dialplan_uuid;
+                       $dialplan->dialplan_detail_tag = 'action'; //condition, action, antiaction
+                       $dialplan->dialplan_detail_type = 'set';
+                       $dialplan->dialplan_detail_data = "effective_caller_id_name=".$queue_cid_prefix."-\${caller_id_name}";
+                       $dialplan->dialplan_detail_break = '';
+                       $dialplan->dialplan_detail_inline = '';
+                       $dialplan->dialplan_detail_group = '2';
+                       $dialplan->dialplan_detail_order = '040';
+                       $dialplan->dialplan_detail_add();
+                       unset($dialplan);
+              }
 
 							$dialplan = new dialplan;
 							$dialplan->domain_uuid = $domain_uuid;