If the CubeStation app is crashing and failing to open on your Chromebook, follow these steps to troubleshoot and potentially resolve the issue:

1. Restart Your Chromebook
Begin by restarting your device. This simple action can often resolve temporary glitches that may cause applications to crash.

2. Clear Cache and Data
Clearing the cache and data for the CubeStation app can help eliminate issues caused by corrupted files. To do this:
a. Open the Settings app on your Chromebook.
b. Navigate to Apps and select Manage your apps.
c. Locate CubeStation, click on it, and select Clear cache and Clear data.

3. Check for App Updates
Ensure that you are running the latest version of the CubeStation app:
a. Open the Play Store.
b. Search for CubeStation.
c. If there is an update available, click on Update.

4. Check for Chrome OS Updates
It's crucial that your operating system is updated as well:
a. Go to Settings > About Chrome OS.
b. Click on Check for updates and install any available updates.

5. Disable All Extensions
Sometimes, browser extensions can interfere with app performance:
a. Open the Chrome browser.
b. Type chrome://extensions in the address bar and hit Enter.
c. Disable all extensions and see if that resolves the crash issue.

6. Try Using Guest Mode
This can help determine if the issue is related to your user profile:
a. Click on the account icon at the bottom right corner of the screen.
b. Select Guest to switch to guest mode.
c. Try opening CubeStation in guest mode.

7. Reinstall the App
If the above steps do not work, uninstalling and reinstalling CubeStation could help:
a. Open the Play Store, search for CubeStation, and select Uninstall.
b. Once uninstalled, reinstall it from the Play Store.

8. Factory Reset Your Chromebook
As a last resort, if none of the previous steps resolved the issue, consider a factory reset. Be sure to back up your important data first:
a. Go to Settings > Advanced > Reset settings.
b. Click on Powerwash (Factory reset) and follow the prompts.

If after following these steps CubeStation continues to crash, consider consulting support forums or the CubeStation community for additional insights. You can refer to discussions about similar experiences in the Reddit community, which may provide further guidance - learn more - learn more - learn more.