Volto: Date Field `month` must be a valid moment object

arky · January 24, 2022, 1:46pm

Aye, I have filed one for future reference.

DateTime Widget: TypeError: `month` must be a valid moment object

opened 01:45PM - 24 Jan 22 UTC

01 type: bug

**Describe the bug** Date only input field results in TypeError in Firefox. T…ypeError: `month` must be a valid moment object This is problem specific to 'Firefox 96' on gnu/Linux. Google Chrome (97.0.4692.71) doesn't reproduce this problem. **To Reproduce** Steps to reproduce the behavior: 1. Go to Volto Storybook 2. Select Date story and toggle 'Date only' boolean https://docs.voltocms.com/storybook/?path=/story/widgets-datetime--datetime&args=dateOnly:true&globals=measureEnabled:false;backgrounds.grid:false 3. Select a date 4. The Date Field Shows 'Invalid Date' **Expected behavior** A valid date needs to be return **Screenshots** ![image](https://user-images.githubusercontent.com/808895/150793273-ba2aab57-74e8-4d9f-ac02-2c5e11ce1d27.png) **Software (please complete the following information):** - OS: gnu/Linux Ubuntu 64bit - Browser Firefox Firefox 96' - Volto Version : 14 - Plone Version : 6.0.0a2 (6002) - Plone REST API Version : 8.16.2 **Additional context** Complete tracelogs and other debug information can be found in this thread: https://community.plone.org/t/volto-date-field-month-must-be-a-valid-moment-object/14738/4