try

Author: benzekrimaha

CountItems/CountManager.js

@@ -72,8 +72,12 @@ class CountManager {
             && results.dataManaged.locations
             && results.dataManaged.total) {
             const { locations, total } = results.dataManaged;
-            this.store.dataManaged.total.curr += total.curr;
-            this.store.dataManaged.total.prev += total.prev;
+            // eslint-disable-next-line no-console
+            console.log('total.curr', total.curr);
+            this.store.dataManaged.total.curr += BigInt(total.curr);
+            // eslint-disable-next-line no-console
+            console.log('total.prev', total.prev);
+            this.store.dataManaged.total.prev += BigInt(total.prev);
             Object.keys(locations).forEach(site => {
                 if (!this.store.dataManaged.byLocation[site]) {
                     this.store.dataManaged.byLocation[site] = { ...locations[site] };