From ea01716ed665b58c64fffd806ee0f6baf1448793 Mon Sep 17 00:00:00 2001
From: Paulo Gustavo Veiga <pveiga@wisemapping.com>
Date: Tue, 8 Mar 2022 10:23:43 -0800
Subject: [PATCH] Fix NPE error

---
 packages/webapp/src/redux/clientSlice.ts | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/packages/webapp/src/redux/clientSlice.ts b/packages/webapp/src/redux/clientSlice.ts
index 1fe4f199..40e45fb8 100644
--- a/packages/webapp/src/redux/clientSlice.ts
+++ b/packages/webapp/src/redux/clientSlice.ts
@@ -47,12 +47,15 @@ export const fetchMapById = (id: number): MapLoadResult => {
         return client.fetchAllMaps();
     });
 
-    // Sanitize error structure ...
-    let errorMsg: ErrorInfo = Object.keys(error).length !== 0 ? error : null;
-    
     // If the map can not be loaded, create an error object.
     let map: MapInfo;
+    let errorMsg: ErrorInfo;
     if (!isLoading) {
+        // Sanitize error structure ...
+        if (error) {
+            errorMsg = Object.keys(error).length !== 0 ? error : null;
+        }
+        //  Seach for object...
         map = data?.find((m) => m.id == id);
         if (map === null && !errorMsg) {
             errorMsg = { msg: `Map with id ${id} could not be found. Please, reflesh the page` }