Merge 2edf6b1900 into 8e59bf2cba

plugins/single-instance/src/platform_impl/windows.rs

@@ -64,10 +64,14 @@ pub fn init<R: Runtime>(f: Box<SingleInstanceCallback<R>>) -> TauriPlugin<R> {
                             cbData: bytes.len() as _,
                             lpData: bytes.as_ptr() as _,
                         };
+                        let contains_restart = data.split('|').any(|part| part.trim() == "restart_from_tauri_api\0");
+                        // Single instance mode should not cause restarted applications to exit
+                        if !contains_restart {
                             SendMessageW(hwnd, WM_COPYDATA, 0, &cds as *const _ as _);
                             app.exit(0);
                         }
                     }
+                }
             } else {
                 app.manage(MutexHandle(hmutex as _));