diff --git a/imports/ui/components/Maps/SubsUnion/Unify.js b/imports/ui/components/Maps/SubsUnion/Unify.js
index 469405a..873dcbf 100644
--- a/imports/ui/components/Maps/SubsUnion/Unify.js
+++ b/imports/ui/components/Maps/SubsUnion/Unify.js
@@ -2,7 +2,8 @@ import { calcUnion as calcUnionWoBounds } from 'map-common-utils';
 
 const calcUnion = (L, subs, decorated, typeCircle) => {
   const unionJson = calcUnionWoBounds(subs, decorated, typeCircle);
-  return [unionJson, L.geoJSON(unionJson).getBounds()];
+  // return [unionJson, L.geoJSON(unionJson).getBounds()];
+  return [unionJson, unionJson === null ? null : L.geoJSON(unionJson).getBounds()];
 };
 
 export default calcUnion;