Invalid value for argument <argumentName>. Valid input data must conform to the default format <value>, or the format specified by the 'date format' built-in setting.

Error code: 0x8001000EL

Problem

This happens because the specified argument value for date picker controls does not conform to the date format specified by the date format built-in setting.

Solution

Check the current date format of setting date format, and use an valid date value that conforms to the format.

For example: Given a date format setting of yyyy-mm-dd, the correct value for Christmas 2016 is 2016-12-25.