diff --git a/sane/gb_json.cpp b/sane/gb_json.cpp
index 264c511..10262b2 100644
--- a/sane/gb_json.cpp
+++ b/sane/gb_json.cpp
@@ -32,10 +32,12 @@ namespace gb
 
     json::json(char* json_txt) : obj_(0), cur_child_(0), is_array_(false)
     {
+        memset(&walk_head_, 0, sizeof(walk_head_));
         attach_text(json_txt);
     }
     json::~json()
     {
+        memset(&walk_head_, 0, sizeof(walk_head_));
         clear();
     }
 
@@ -100,7 +102,7 @@ namespace gb
     {
         cJSON* obj = is_array ? cJSON_CreateArray() : cJSON_CreateObject();
 
-        bzero(obj, sizeof(*obj));
+        // bzero(obj, sizeof(*obj));    // cleared in constructor already !
 
         return obj;
     }
@@ -571,10 +573,20 @@ namespace gb
 
         if(ele)
         {
-            //if(addr)
-            //    *addr = ele->next;
+            bool cur_child = cur_child_ == obj_->child;
+
+            if(addr)
+                *addr = ele->next;
             if (cur_child_ == ele)
-                cur_child_ = ele->prev;
+            {
+                if (cur_child)
+                {
+                    walk_head_.next = obj_->child;
+                    cur_child_ = &walk_head_;
+                }
+                else
+                    cur_child_ = ele->prev;
+            }
             if (ele->prev)
                 ele->prev->next = ele->next;
             if (ele->next)
diff --git a/sane/gb_json.h b/sane/gb_json.h
index c886364..ad44ea6 100644
--- a/sane/gb_json.h
+++ b/sane/gb_json.h
@@ -15,7 +15,8 @@ namespace gb
     class json
     {
         cJSON	*obj_;
-        cJSON* cur_child_;
+        cJSON   *cur_child_;
+        cJSON   walk_head_;
         bool    is_array_;
 
         cJSON* find_sibling(cJSON* first, const char* name, cJSON*** addr);