# How to avoid warnings on calendars on app load? **URL:** \ **Category:** Ask the community\ **Created:** [April 10, 2024, 11:04am UTC](https://community.appfarm.io/t/how-to-avoid-warnings-on-calendars-on-app-load/1156 "2024-04-10T11:04:24Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![rhys](https://dub1.discourse-cdn.com/flex013/user_avatar/community.appfarm.io/rhys/32/1379_2.png) [@rhys](https://community.appfarm.io/u/rhys)\ **Post date:** [April 11, 2024, 1:06pm UTC](https://community.appfarm.io/t/how-to-avoid-warnings-on-calendars-on-app-load/1156/2 "2024-04-11T13:06:26Z")
Hi, Thank you for your question. This is not currently possible in Appfarm Create. The Calendar data sources are initialised before the App Variables have a value calculated and assigned, and therefore these error messages appear. There is nothing wrong with the Calendar data sources, as you said, but the error messages can cause unnecessary confusion. The Calendar data sources are initialised correctly once the App Variables are assigned a value. You can read a similar discussion here: > [@Calendar object "From Date is not a valid date"](https://community.appfarm.io/t/calendar-object-from-date-is-not-a-valid-date/850): > > Trying to recreate the calendar from showroom - Use Cases. Have also read this [Calendar data sources - Appfarm Documentation](https://docs.appfarm.io/reference/apps/data/calendar-data-sources) I’m getting a warning “From Date is not a valid date”. This error makes it so that the calendar does not show (since it as invalid From) See below for images of my solution: [image] [image] Also here is an image showing from my solution, where I show both the app-variable in text, and a text where I do the exact same formatting (Value Proc… In the meantime, this exists as a feature request internally already and our Dev team are aware that this request has been backed by Community users. Rhys --- _[View the full topic](https://community.appfarm.io/t/how-to-avoid-warnings-on-calendars-on-app-load/1156)._