diff --git a/public_html/assets/js/main.js b/public_html/assets/js/main.js
index 89909c2..47d815a 100644
--- a/public_html/assets/js/main.js
+++ b/public_html/assets/js/main.js
@@ -254,13 +254,16 @@ function api(url, data, successCB, failedCB = ajaxDefaultErrorCallBack){
         url : "assets/internal_api.php?func="+url,
         data: data,
         dataType:"json",
-        success : eval(successCB),
-        error: eval(failedCB)
+        success: successCB,
+        error: failedCB
     });
 }
 
-var ajaxDefaultErrorCallBack = function(response) {
-    console.log(response.message);
+function ajaxDefaultErrorCallBack(xhr, status, error){
+    console.error("AJAX ERROR");
+    console.error("status:", status);
+    console.error("error :", error);
+    console.error("responseText:", xhr.responseText);
 }
 
 function setCookie(name, value, daysToExpire=365) {
diff --git a/public_html/include/mysql_class_v7.php b/public_html/include/mysql_class_v7.php
index 1dd25f4..4a508f4 100644
--- a/public_html/include/mysql_class_v7.php
+++ b/public_html/include/mysql_class_v7.php
@@ -126,6 +126,11 @@ class JDB {
 ** Descript : Input arrayed data
 */
     function iQuery($table, $fields, $values) {
+        // 초기화 추가 2025-12-10
+        $fields_que = "";
+        $values_que = "";
+
+        //
         $fields_count=count($fields);    // fileds 배열의 갯수 추출
         $values_count=count($values);    // values 배열의 갯수 추출
 
@@ -153,6 +158,10 @@ class JDB {
 ** Descript : update arrayed data
 */
     function uQuery($table, $fields, $values, $where="")    {
+        // 초기화 추가 2025-12-10
+        $sub_que = "";
+
+        //
         if(is_array($fields) & is_array($values)) {                // fields와 values가 배열일 경우
             $fields_count=count($fields);                        // fileds 배열의 갯수 추출
             $values_count=count($values);                        // values 배열의 갯수 추출