diff --git a/space_flow/src/components/chatComponent/index.tsx b/space_flow/src/components/chatComponent/index.tsx
index 32acc5699..446bf9b61 100644
--- a/space_flow/src/components/chatComponent/index.tsx
+++ b/space_flow/src/components/chatComponent/index.tsx
@@ -34,7 +34,7 @@ export default function Chat({ reactFlowInstance }) {
     return true;
   }
   function validateChatNodes(){
-    if(!reactFlowInstance.getNodes().some((n)=> (n.type === 'chatOutputNode')) || !reactFlowInstance.getNodes().some((n)=> (n.type === 'chatInputNode'))){
+    if(!reactFlowInstance.getNodes().some((n)=> (n.type === 'chatOutputNode'))){
       return false;
     }
     return true;
diff --git a/space_flow/src/pages/FlowPage/index.tsx b/space_flow/src/pages/FlowPage/index.tsx
index cbab1f045..61abd40d5 100644
--- a/space_flow/src/pages/FlowPage/index.tsx
+++ b/space_flow/src/pages/FlowPage/index.tsx
@@ -52,6 +52,7 @@ export default function FlowPage({ flow }) {
   const [edges, setEdges, onEdgesChange] = useEdgesState(
     flow.data?.edges ?? []
   );
+  const {setViewport} = useReactFlow()
 
   useEffect(() => {
     if (reactFlowInstance && flow) {
@@ -64,7 +65,7 @@ export default function FlowPage({ flow }) {
     setNodes(flow?.data?.nodes ?? []);
     setEdges(flow?.data?.edges ?? []);
     if (reactFlowInstance) {
-      reactFlowInstance.setViewport(
+      setViewport(
         flow?.data?.viewport ?? { x: 1, y: 0, zoom: 1 }
       );
     }