[Update] Show the error notification, prompting the user to contact us or restart VRCT, when an error occurred in stdout that error occur without status number.

src-ui/logics/useStartPython.js

@@ -1,8 +1,13 @@
 import { Command } from "@tauri-apps/api/shell";
 import { store } from "@store";
 import { useReceiveRoutes } from "./useReceiveRoutes";
+import {
+    useNotificationStatus,
+} from "@logics_common";
+
 export const useStartPython = () => {
     const { receiveRoutes } = useReceiveRoutes();
+    const { showNotification_Success, showNotification_Error } = useNotificationStatus();
 
     const asyncStartPython = async () => {
         const command = Command.sidecar("bin/VRCT-sidecar");
@@ -16,7 +21,11 @@ export const useStartPython = () => {
                 console.log(error, line);
             }
         });
-        command.stderr.on("data", line => console.error("stderr:", line));
+        command.stderr.on("data", line => {
+            showNotification_Error(
+                `An error occurred. Please restart VRCT or contact the developers. The last line:${JSON.stringify(line)}`, { hide_duration: null });
+            console.error("stderr", line)
+        });
         const backend_subprocess = await command.spawn();
         store.backend_subprocess = backend_subprocess;
     };