Make sure you have formula field for "IsShiftVolunteer" instead of a checkbox. Please refer to the below link which might help you further with the above issue.
Kindly let me know if it helps you and close your query by marking it as solved so that it can help others in the future. It will help to keep this community clean.
Greetings to you!
Make sure you have formula field for "IsShiftVolunteer" instead of a checkbox. Please refer to the below link which might help you further with the above issue.
https://developer.salesforce.com/forums/?id=9060G0000005ky8QAA
I hope it helps you.
Kindly let me know if it helps you and close your query by marking it as solved so that it can help others in the future. It will help to keep this community clean.
Thanks and Regards,
Khan Anas