diff --git a/receivers/webos/fcast-receiver-service/src/Main.ts b/receivers/webos/fcast-receiver-service/src/Main.ts
index b6eb60c..cf3f8f2 100644
--- a/receivers/webos/fcast-receiver-service/src/Main.ts
+++ b/receivers/webos/fcast-receiver-service/src/Main.ts
@@ -45,7 +45,6 @@ export class Main {
                 keepAlive = activity;
             });
 
-            // TODO: Fix issue of emitting events to non-existent subscribers after multiple page changes
             const voidCb = (message: any) => { message.respond({ returnValue: true, value: {} }); };
             const objectCb = (message: any, value: any) => { message.respond({ returnValue: true, value: value }); };
 
@@ -95,7 +94,7 @@ export class Main {
             },
             (message: any) => {
                 Main.logger.info('Canceled play service subscriber');
-                Main.emitter.off('play', playClosureCb);
+                Main.emitter.removeAllListeners('play');
                 message.respond({ returnValue: true, value: message.payload });
             });
 
@@ -114,7 +113,7 @@ export class Main {
             },
             (message: any) => {
                 Main.logger.info('Canceled stop service subscriber');
-                Main.emitter.off('stop', stopClosureCb);
+                Main.emitter.removeAllListeners('stop');
                 message.respond({ returnValue: true, value: message.payload });
             });
 
@@ -208,7 +207,7 @@ function registerService(service: Service, method: string, callback: (message: a
     },
     (message: any) => {
         Main.logger.info(`Canceled ${method} service subscriber`);
-        Main.emitter.off(method, callbackRef);
+        Main.emitter.removeAllListeners(method);
         message.respond({ returnValue: true, value: message.payload });
     });
 }
diff --git a/receivers/webos/fcast-receiver/src/main/Preload.ts b/receivers/webos/fcast-receiver/src/main/Preload.ts
index 70f41dc..158be55 100644
--- a/receivers/webos/fcast-receiver/src/main/Preload.ts
+++ b/receivers/webos/fcast-receiver/src/main/Preload.ts
@@ -27,6 +27,7 @@ try {
     const playService = registerService('play', (message: any) => {
         if (message.value !== undefined && message.value.playData !== undefined) {
             console.log(`Main: Playing ${JSON.stringify(message)}`);
+            sessionStorage.setItem('playData', JSON.stringify(message.value.playData));
             getDeviceInfoService.cancel();
             toastService.cancel();
             onConnectService.cancel();
@@ -37,18 +38,18 @@ try {
             // WebOS 22 and earlier does not work well using the history API,
             // so manually handling page navigation...
             // history.pushState({}, '', '../main_window/index.html');
-            window.open('../player/index.html');
+            window.open('../player/index.html', '_self');
         }
      });
 
-    const launchHandler = (args: any) => {
-        // args don't seem to be passed in via event despite what documentation says...
+    const launchHandler = () => {
         const params = window.webOSDev.launchParams();
         console.log(`Main: (Re)launching FCast Receiver with args: ${JSON.stringify(params)}`);
 
-        const lastTimestamp = localStorage.getItem('lastTimestamp');
+        const lastTimestamp = Number(localStorage.getItem('lastTimestamp'));
         if (params.playData !== undefined && params.timestamp != lastTimestamp) {
             localStorage.setItem('lastTimestamp', params.timestamp);
+            sessionStorage.setItem('playData', JSON.stringify(params.playData));
             toastService?.cancel();
             getDeviceInfoService?.cancel();
             onConnectService?.cancel();
@@ -59,12 +60,12 @@ try {
             // WebOS 22 and earlier does not work well using the history API,
             // so manually handling page navigation...
             // history.pushState({}, '', '../main_window/index.html');
-            window.open('../player/index.html');
+            window.open('../player/index.html', '_self');
         }
     };
 
-    document.addEventListener('webOSLaunch', (ags) => { launchHandler(ags)});
-    document.addEventListener('webOSRelaunch', (ags) => { launchHandler(ags)});
+    document.addEventListener('webOSLaunch', launchHandler);
+    document.addEventListener('webOSRelaunch', launchHandler);
 
     // Cannot go back to a state where user was previously casting a video, so exit.
     // window.onpopstate = () => {
diff --git a/receivers/webos/fcast-receiver/src/player/Preload.ts b/receivers/webos/fcast-receiver/src/player/Preload.ts
index 2cca473..b608aec 100644
--- a/receivers/webos/fcast-receiver/src/player/Preload.ts
+++ b/receivers/webos/fcast-receiver/src/player/Preload.ts
@@ -8,10 +8,8 @@ require('lib/webOSTVjs-1.2.10/webOSTV-dev.js');
 
 try {
     const serviceId = 'com.futo.fcast.receiver.service';
-    let playerWindowOpen = false;
-
     window.webOSAPI = {
-        pendingPlay: null
+        pendingPlay: JSON.parse(sessionStorage.getItem('playData'))
     };
 
     preloadData.sendPlaybackErrorCb = (error: PlaybackErrorMessage) => {
@@ -58,10 +56,6 @@ try {
             }
 
             if (message.value.playData !== null) {
-                if (!playerWindowOpen) {
-                    playerWindowOpen = true;
-                }
-
                 if (preloadData.onPlayCb === undefined) {
                     window.webOSAPI.pendingPlay = message.value.playData;
                 }
@@ -80,7 +74,6 @@ try {
     const pauseService = registerService('pause', () => { preloadData.onPauseCb(); });
     const resumeService = registerService('resume', () => { preloadData.onResumeCb(); });
     const stopService = registerService('stop', () => {
-        playerWindowOpen = false;
         playService.cancel();
         pauseService.cancel();
         resumeService.cancel();
@@ -92,23 +85,22 @@ try {
         // WebOS 22 and earlier does not work well using the history API,
         // so manually handling page navigation...
         // history.back();
-        window.open('../main_window/index.html');
+        window.open('../main_window/index.html', '_self');
      });
 
     const seekService = registerService('seek', (message: any) => { preloadData.onSeekCb(null, message.value); });
     const setVolumeService = registerService('setvolume', (message: any) => { preloadData.onSetVolumeCb(null, message.value); });
     const setSpeedService = registerService('setspeed', (message: any) => { preloadData.onSetSpeedCb(null, message.value); });
 
-    const launchHandler = (args: any) => {
+    const launchHandler = () => {
         // args don't seem to be passed in via event despite what documentation says...
         const params = window.webOSDev.launchParams();
         console.log(`Player: (Re)launching FCast Receiver with args: ${JSON.stringify(params)}`);
 
-        const lastTimestamp = localStorage.getItem('lastTimestamp');
+        const lastTimestamp = Number(localStorage.getItem('lastTimestamp'));
         if (params.playData !== undefined && params.timestamp != lastTimestamp) {
             localStorage.setItem('lastTimestamp', params.timestamp);
-            playerWindowOpen = false;
-
+            sessionStorage.setItem('playData', JSON.stringify(params.playData));
             playService?.cancel();
             pauseService?.cancel();
             resumeService?.cancel();
@@ -120,12 +112,12 @@ try {
             // WebOS 22 and earlier does not work well using the history API,
             // so manually handling page navigation...
             // history.pushState({}, '', '../main_window/index.html');
-            window.open('../player/index.html');
+            window.open('../player/index.html', '_self');
         }
     };
 
-    document.addEventListener('webOSLaunch', (ags) => { launchHandler(ags)});
-    document.addEventListener('webOSRelaunch', (ags) => { launchHandler(ags)});
+    document.addEventListener('webOSLaunch', launchHandler);
+    document.addEventListener('webOSRelaunch', launchHandler);
 
 }
 catch (err) {
diff --git a/receivers/webos/fcast-receiver/src/player/Renderer.ts b/receivers/webos/fcast-receiver/src/player/Renderer.ts
index cb39d23..46d84b3 100644
--- a/receivers/webos/fcast-receiver/src/player/Renderer.ts
+++ b/receivers/webos/fcast-receiver/src/player/Renderer.ts
@@ -91,7 +91,7 @@ export function targetKeyDownEventListener(event: any): boolean {
     switch (event.keyCode) {
         case RemoteKeyCode.Stop:
             // history.back();
-            window.open('../main_window/index.html');
+            window.open('../main_window/index.html', '_self');
             handledCase = true;
             break;
 
@@ -126,7 +126,7 @@ export function targetKeyDownEventListener(event: any): boolean {
         // so manually handling page navigation...
         case RemoteKeyCode.Back:
             // history.back();
-            window.open('../main_window/index.html');
+            window.open('../main_window/index.html', '_self');
             event.preventDefault();
             handledCase = true;
             break;