Unable to update simple calendar plugin – WordPress error

When trying to change a “list” type calendar to display more than 2 months of events, WordPress returns an error.

After clicking the “Update” button on the plugin, WordPress returns the error:

There has been a critical error on this website. Please check your site admin email inbox for instructions.

Here is what the email sent to the system admin said:

============================================

When seeking help with this issue, you may be asked for some of the following information:
WordPress version 6.1.1
Active theme: Astra (version 3.0.2)
Current plugin: Simple Calendar (version 3.1.37.2)
PHP version 7.4.33

Error Details
=============
An error of type E_ERROR was caused in line 97 of the file /home1/tnloa757/public_html/wp-content/plugins/google-calendar-events/third-party/google/apiclient/src/Google/Http/REST.php. Error message: Uncaught SimpleCalendar\plugin_deps\Google_Service_Exception: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "notFound",
    "message": "Not Found"
   }
  ],
  "code": 404,
  "message": "Not Found"
 }
}
 in /home1/tnloa757/public_html/wp-content/plugins/google-calendar-events/third-party/google/apiclient/src/Google/Http/REST.php:97
Stack trace:
#0 /home1/tnloa757/public_html/wp-content/plugins/google-calendar-events/third-party/google/apiclient/src/Google/Http/REST.php(78): SimpleCalendar\plugin_deps\Google_Http_REST::decodeHttpResponse(Object(SimpleCalendar\plugin_deps\GuzzleHttp\Psr7\Response), Object(SimpleCalendar\plugin_deps\GuzzleHttp\Psr7\Request), 'SimpleCalendar\\...')
#1 /home1/tnloa757/public_html/wp-content/plugins/google-calendar-events/third-party/google/apiclient/src/Google/Task/Runner.php(148): SimpleCalendar\plugin_deps\Google_Http_REST::doExecute(Object(SimpleCalendar\plugin_deps\GuzzleHttp\Client), Object(SimpleCalendar\plugin_deps\GuzzleHttp\Psr7\Request), 'SimpleCa

Let me know if you need more information.

Thank You,

Doug