diff --git a/src/components/ProductionProcess/ProductionProcessStepExecution.tsx b/src/components/ProductionProcess/ProductionProcessStepExecution.tsx
index 42b9b7b8..096acbb5 100644
--- a/src/components/ProductionProcess/ProductionProcessStepExecution.tsx
+++ b/src/components/ProductionProcess/ProductionProcessStepExecution.tsx
@@ -640,13 +640,13 @@ const ProductionProcessStepExecution: React.FC<ProductionProcessStepExecutionPro
                       <Typography fontWeight={500} color="warning.dark">{t("Defect")}{t("(1)")}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectQty}</Typography>
+                      <Typography>{lineDetail?.defectQty}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectUom || "-"}</Typography>
+                      <Typography>{lineDetail?.defectUom || "-"}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectDescription || "-"}</Typography>
+                      <Typography>{lineDetail?.defectDescription || "-"}</Typography>
                     </TableCell>
                   </TableRow>
                   <TableRow sx={{ bgcolor: 'warning.50' }}>
@@ -654,13 +654,13 @@ const ProductionProcessStepExecution: React.FC<ProductionProcessStepExecutionPro
                       <Typography fontWeight={500} color="warning.dark">{t("Defect")}{t("(2)")}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectQty2}</Typography>
+                      <Typography>{lineDetail?.defectQty2}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectUom2 || "-"}</Typography>
+                      <Typography>{lineDetail?.defectUom2 || "-"}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectDescription2 || "-"}</Typography>
+                      <Typography>{lineDetail?.defectDescription2 || "-"}</Typography>
                     </TableCell>
                   </TableRow>
                   <TableRow sx={{ bgcolor: 'warning.50' }}>
@@ -668,13 +668,13 @@ const ProductionProcessStepExecution: React.FC<ProductionProcessStepExecutionPro
                       <Typography fontWeight={500} color="warning.dark">{t("Defect")}{t("(3)")}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectQty3}</Typography>
+                      <Typography>{lineDetail?.defectQty3}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectUom3 || "-"}</Typography>
+                      <Typography>{lineDetail?.defectUom3 || "-"}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.defectDescription3 || "-"}</Typography>
+                      <Typography>{lineDetail?.defectDescription3 || "-"}</Typography>
                     </TableCell>
                   </TableRow>
                   <TableRow sx={{ bgcolor: 'error.50' }}>
@@ -682,10 +682,10 @@ const ProductionProcessStepExecution: React.FC<ProductionProcessStepExecutionPro
                       <Typography fontWeight={500} color="error.dark">{t("Scrap")}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.scrapQty}</Typography>
+                      <Typography>{lineDetail?.scrapQty}</Typography>
                     </TableCell>
                     <TableCell>
-                      <Typography>{lineDetail.scrapUom || "-"}</Typography>
+                      <Typography>{lineDetail?.scrapUom || "-"}</Typography>
                     </TableCell>
                   </TableRow>
               </TableBody>