diff --git a/database/DataBaseConnector.php b/database/DataBaseConnector.php
index 7fd91ee..e6bc1d9 100644
--- a/database/DataBaseConnector.php
+++ b/database/DataBaseConnector.php
@@ -142,7 +142,14 @@ class DataBaseConnector
      */
     public function isPhoneExistedInCategory($phone, $category=null, $phoneTransaction=null){
 
-        $result = mysqli_query($this->con,"SELECT na.phone from networks_agents na INNER JOIN codeGenerer cg ON na.codeGenerer_id=cg.id WHERE na.transactionNumber ='$phoneTransaction'");
+        if(isset($phoneTransaction) and isset($phone)){
+            $result = mysqli_query($this->con,"SELECT na.phone from networks_agents na INNER JOIN codeGenerer cg ON na.codeGenerer_id=cg.id WHERE na.phone ='$phone' OR na.transactionNumber ='$phoneTransaction' LIMIT 1");
+        }else{
+            if(isset($phoneTransaction))
+                $result = mysqli_query($this->con,"SELECT na.phone from networks_agents na INNER JOIN codeGenerer cg ON na.codeGenerer_id=cg.id WHERE na.transactionNumber ='$phoneTransaction'");
+            else
+                $result = mysqli_query($this->con,"SELECT na.phone from networks_agents na INNER JOIN codeGenerer cg ON na.codeGenerer_id=cg.id WHERE na.phone ='$phone' LIMIT 1");
+        }
         if($result) {
             $no_of_rows = mysqli_num_rows($result);
             if ($no_of_rows > 0) {