diff --git a/BACKEND/app/services/line_connection.ts b/BACKEND/app/services/line_connection.ts
index 7347ab6..27dd03d 100644
--- a/BACKEND/app/services/line_connection.ts
+++ b/BACKEND/app/services/line_connection.ts
@@ -237,6 +237,10 @@ export default class LineConnection {
       return
     }
 
+    console.log(
+      `Write command "${cmd}" to line ${this.config.lineNumber} of ${this.config.stationName}`
+    )
+
     this.client.write(cmd)
     if (userName) {
       // appendLog(
@@ -286,6 +290,10 @@ export default class LineConnection {
       return
     }
 
+    console.log(
+      `Run scenario "${script?.title}" to line ${this.config.lineNumber} of ${this.config.stationName}`
+    )
+
     this.isRunningScript = true
     const now = Date.now()
     this.outputScenario += `\n\n---start-scenarios---${now}---${userName}---${script?.title}---\n---scenario---${script?.title}---${now}---\n`
diff --git a/BACKEND/providers/socket_io_provider.ts b/BACKEND/providers/socket_io_provider.ts
index 77f09fe..0ef6530 100644
--- a/BACKEND/providers/socket_io_provider.ts
+++ b/BACKEND/providers/socket_io_provider.ts
@@ -537,8 +537,8 @@ export class WebSocketIo {
       console.log(`Socket server is running on port ${SOCKET_IO_PORT}`)
     })
 
-    // 🔹 Tự động lưu dữ liệu định kỳ mỗi 60 giây
-    setInterval(async () => await this.saveState(), 60000)
+    // 🔹 Tự động lưu dữ liệu định kỳ mỗi 10 giây
+    setInterval(async () => await this.saveState(), 10000)
 
     return io
   }
diff --git a/FRONTEND/src/components/DrawerControl.tsx b/FRONTEND/src/components/DrawerControl.tsx
index d6c87a6..5392d98 100644
--- a/FRONTEND/src/components/DrawerControl.tsx
+++ b/FRONTEND/src/components/DrawerControl.tsx
@@ -125,7 +125,7 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
       }
     });
 
-    if (result.length > 0) apc.outlets = result;
+    if (result.length > 0 && apc?.status === "CONNECTED") apc.outlets = result;
     else {
       Array.from({ length: 8 }).forEach((_, index) => {
         result.push({
@@ -245,12 +245,18 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
               <Text fw={700} c={"#514d4d"} fz={"xs"}>
                 APC 1
               </Text>
-              {RenderAPCStatus(dataStation?.apc1)}
+              {dataStation?.apc_1_ip ? (
+                RenderAPCStatus(dataStation?.apc1)
+              ) : (
+                <Text fw={800} c="red" fz={"12px"}>
+                  APC not available
+                </Text>
+              )}
               {dataStation?.apc1?.status !== "CONNECTED" ? (
                 <Button
                   style={{ height: "24px" }}
                   size="xs"
-                  disabled={isSubmit}
+                  disabled={isSubmit || !dataStation?.apc_1_ip}
                   variant="filled"
                   color="yellow"
                   onClick={() => {
@@ -273,7 +279,11 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
                 <div style={{ height: "24px" }}></div>
               )}
               <Button
-                disabled={isSubmit}
+                disabled={
+                  isSubmit ||
+                  !dataStation?.apc_1_ip ||
+                  dataStation?.apc1?.status !== "CONNECTED"
+                }
                 title={
                   listOutletSelected.filter((el) => el.apc === 1).length ===
                   listOutlet.length
@@ -419,7 +429,11 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
                     padding="xs"
                     radius="md"
                     withBorder
-                    className={`${isSubmit ? classes.isDisabled : ""}`}
+                    className={`${
+                      isSubmit || !dataStation?.apc_1_ip
+                        ? classes.isDisabled
+                        : ""
+                    }`}
                     style={{
                       paddingLeft: 0,
                       paddingRight: 0,
@@ -461,12 +475,18 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
               <Text fw={700} c={"#514d4d"} fz={"xs"}>
                 APC 2
               </Text>
-              {RenderAPCStatus(dataStation?.apc2)}
+              {dataStation?.apc_2_ip ? (
+                RenderAPCStatus(dataStation?.apc2)
+              ) : (
+                <Text fw={800} c="red" fz={"12px"}>
+                  APC not available
+                </Text>
+              )}
               {dataStation?.apc2?.status !== "CONNECTED" ? (
                 <Button
                   style={{ height: "24px" }}
                   size="xs"
-                  disabled={isSubmit}
+                  disabled={isSubmit || !dataStation?.apc_2_ip}
                   variant="filled"
                   color="yellow"
                   onClick={() => {
@@ -489,7 +509,11 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
                 <div style={{ height: "24px" }}></div>
               )}
               <Button
-                disabled={isSubmit}
+                disabled={
+                  isSubmit ||
+                  !dataStation?.apc_2_ip ||
+                  dataStation?.apc2?.status !== "CONNECTED"
+                }
                 title={
                   listOutletSelected.filter((el) => el.apc === 2).length ===
                   listOutlet.length
@@ -636,7 +660,11 @@ export const DrawerAPCControl: React.FC<DrawerProps> = ({
                     padding="xs"
                     radius="md"
                     withBorder
-                    className={`${isSubmit ? classes.isDisabled : ""}`}
+                    className={`${
+                      isSubmit || !dataStation?.apc_2_ip
+                        ? classes.isDisabled
+                        : ""
+                    }`}
                     style={{
                       paddingLeft: 0,
                       paddingRight: 0,
@@ -859,15 +887,15 @@ export const DrawerSwitchControl: React.FC<DrawerProps> = ({
             {dataStation?.switch ? (
               RenderAPCStatus(dataStation?.switch)
             ) : (
-              <Text size="sm" fw={800} c="red">
-                DISCONNECTED
+              <Text fw={800} c="red" fz={"12px"}>
+                Switch not available
               </Text>
             )}
           </Box>
           {dataStation?.switch?.status !== "CONNECTED" ? (
             <Button
               size="xs"
-              disabled={isSubmit}
+              disabled={isSubmit || !dataStation?.switch_control_ip}
               variant="filled"
               color="yellow"
               onClick={() => {
@@ -890,7 +918,7 @@ export const DrawerSwitchControl: React.FC<DrawerProps> = ({
           )}
           <Button
             className={classes.buttonMenuTool}
-            disabled={isSubmit}
+            disabled={isSubmit || !dataStation?.switch_control_ip}
             title={
               listPortsSelected.length === listPorts.flat().length &&
               listPorts.flat().length > 0