diff --git a/app/src/components/layout/sidebarRight/simulation/Simulations.tsx b/app/src/components/layout/sidebarRight/simulation/Simulations.tsx
index a74ba03..25e7b0c 100644
--- a/app/src/components/layout/sidebarRight/simulation/Simulations.tsx
+++ b/app/src/components/layout/sidebarRight/simulation/Simulations.tsx
@@ -49,7 +49,7 @@ const Simulations: React.FC = () => {
             productUuid: selectedProduct?.productUuid || "",
         };
         validateSimulationDataApi(singleData).then((getData) => {
-            echo.log(getData.message);
+            echo.log(getData?.message);
             const getSimulate = getData?.data?.existingSimulatedData;
             if (!selectedVersion?.versionId || !projectId || getSimulate === undefined || !selectedProduct.productUuid) {
                 echo.warn("No prebacked Data found");
diff --git a/app/src/modules/simulation/simulator/simulator.tsx b/app/src/modules/simulation/simulator/simulator.tsx
index e18e2e9..3461784 100644
--- a/app/src/modules/simulation/simulator/simulator.tsx
+++ b/app/src/modules/simulation/simulator/simulator.tsx
@@ -42,7 +42,7 @@ function Simulator() {
                 if (!product) return;
                 const getSimulate = getData?.data;
 
-                if (getData.message !== "Simulated data not found" && getSimulate && getSimulate.productTimestamp === product?.timestamp) {
+                if (getData?.message !== "Simulated data not found" && getSimulate && getSimulate.productTimestamp === product?.timestamp) {
                     addSimulationRecords(projectId, selectedVersion?.versionId || "", selectedProduct?.productUuid || "", getSimulate.data);
                     echo.warn("Simulation data is up to date");
                     return;