Error: System.ArgumentOutOfRangeException: Specified time is not supported in this calendar. It should be between 04/30/1900 00:00:00 (Gregorian date) and 11/16/2077 23:59:59 (Gregorian date), inclusive. Parameter name: time

When working within the Online Express plugin, some users may notice the following error on one of their Donation/Event/Membership forms:

System.ArgumentOutOfRangeException: Specified time is not supported in this calendar. It should be between 04/30/1900 00:00:00 (Gregorian date) and 11/16/2077 23:59:59 (Gregorian date), inclusive. Parameter name: time

Screenshot of error
This error will appear when a visitor visits the web page where your form is embedded and their web browser is configured to a language that does not support the Gregorian calendar (the most widely-used calendar in the world), which prevents the form from loading in the visitor's browser. In order to view the form, the visitor must configure their browser to a language that supports the Gregorian calendar.

If you see this error in your Online Express plugin, the error will clear from your plugin within 3 days of the date stamped on the error.

 

Steps to Duplicate

  1. Log into The Raiser's Edge
  2. Navigate to the Online Express plugin
  3. Look for recent form errors on the Donation, Event, and/or Membership forms
  4. Click on the recent errors prompt
  5. See the error, System.ArgumentOutOfRangeException: Specified time is not supported in this calendar. It should be between 04/30/1900 00:00:00 (Gregorian date) and 11/16/2077 23:59:59 (Gregorian date), inclusive. Parameter name: time

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