diff --git a/code/formfields/EventInvitationField.php b/code/formfields/EventInvitationField.php
index <HASH>..<HASH> 100644
--- a/code/formfields/EventInvitationField.php
+++ b/code/formfields/EventInvitationField.php
@@ -216,6 +216,8 @@ class EventInvitationField extends FormField {
 			);
 		}
 
+		Requirements::clear();
+
 		$response = new SS_HTTPResponse(Convert::array2json($result));
 		$response->addHeader('Content-Type', 'application/json');
 		return $response;
@@ -239,6 +241,8 @@ class EventInvitationField extends FormField {
 			);
 		}
 
+		Requirements::clear();
+
 		$response = new SS_HTTPResponse(Convert::array2json($result));
 		$response->addHeader('Content-Type', 'application/json');
 		return $response;
bugfix - ajax request to loadfromtime() and loadfromgroup() was getting Requirements js which breaks the invitations popup when in livemode