diff --git a/agent/component/iteration.py b/agent/component/iteration.py
index ae5c0b677..de630c1dd 100644
--- a/agent/component/iteration.py
+++ b/agent/component/iteration.py
@@ -57,12 +57,10 @@ class Iteration(ComponentBase, ABC):
                 return cid
 
     def _invoke(self, **kwargs):
-        if self.check_if_canceled("Iteration processing"):
-            return
-
-        arr = self._canvas.get_variable_value(self._param.items_ref)
-        if not isinstance(arr, list):
-            self.set_output("_ERROR", self._param.items_ref + " must be an array, but its type is "+str(type(arr)))
+        if not self.check_if_canceled("Iteration processing"):
+            arr = self._canvas.get_variable_value(self._param.items_ref)
+            if not isinstance(arr, list):
+                self.set_output("_ERROR", self._param.items_ref + " must be an array, but its type is "+str(type(arr)))
 
     def thoughts(self) -> str:
         return "Need to process {} items.".format(len(self._canvas.get_variable_value(self._param.items_ref)))
diff --git a/agent/component/loop.py b/agent/component/loop.py
index 484dfae82..dd04cd093 100644
--- a/agent/component/loop.py
+++ b/agent/component/loop.py
@@ -51,29 +51,27 @@ class Loop(ComponentBase, ABC):
                 return cid
 
     def _invoke(self, **kwargs):
-        if self.check_if_canceled("Loop processing"):
-            return
-
-        for item in self._param.loop_variables:
-            if any([not item.get("variable"), not item.get("input_mode"), not item.get("value"),not item.get("type")]):
-                assert "Loop Variable is not complete."
-            if item["input_mode"]=="variable":
-                self.set_output(item["variable"],self._canvas.get_variable_value(item["value"]))
-            elif item["input_mode"]=="constant":
-                self.set_output(item["variable"],item["value"])
-            else:
-                if item["type"] == "number":
-                    self.set_output(item["variable"], 0)
-                elif item["type"] == "string":
-                    self.set_output(item["variable"], "")
-                elif item["type"] == "boolean":
-                    self.set_output(item["variable"], False)
-                elif item["type"].startswith("object"):
-                    self.set_output(item["variable"], {})
-                elif item["type"].startswith("array"):
-                    self.set_output(item["variable"], [])
+        if not self.check_if_canceled("Loop processing"):
+            for item in self._param.loop_variables:
+                if any([not item.get("variable"), not item.get("input_mode"), not item.get("value"),not item.get("type")]):
+                    assert "Loop Variable is not complete."
+                if item["input_mode"]=="variable":
+                    self.set_output(item["variable"],self._canvas.get_variable_value(item["value"]))
+                elif item["input_mode"]=="constant":
+                    self.set_output(item["variable"],item["value"])
                 else:
-                    self.set_output(item["variable"], "")
+                    if item["type"] == "number":
+                        self.set_output(item["variable"], 0)
+                    elif item["type"] == "string":
+                        self.set_output(item["variable"], "")
+                    elif item["type"] == "boolean":
+                        self.set_output(item["variable"], False)
+                    elif item["type"].startswith("object"):
+                        self.set_output(item["variable"], {})
+                    elif item["type"].startswith("array"):
+                        self.set_output(item["variable"], [])
+                    else:
+                        self.set_output(item["variable"], "")
 
 
     def thoughts(self) -> str: