message: Protect against empty backgrounds
diff: @@ -20,6 +20,10 @@ mod.filter('bungieIcon', function($sce) {
  */
  mod.filter('bungieBackground', function() {
  return function backgroundImage(value) {
  + if (!value) {
  + return {};
  + }
  +
  // Hacky workaround so we can reference local images
  if (value.startsWith('~')) {
  const baseUrl = ($DIM_FLAVOR === 'dev')
  