When the comment field become mandatory, the 'post' button disappearIssue When the Journal field on the form is mandatory the Post button on the Activity Stream is disabledResolutionThis issue got fixed in Rome version by creating a system property named: glide.activity.compose.can_post_mandatory_fields with value true, the button will remain visible even if they are mandatory fields. Upgrade instance to Rome and create the mentioned system property to fix the issue or Use the save button from form header for saving the mandatory journal fields.