Deleting user now works, and forces you to allocate tasks from each user to another user before deleting them

api.js

@@ -32,7 +32,12 @@ class ApiService {
       if (response.status === 401) {
         this.logout();
       }
-      throw new Error(`API Error: ${response.statusText}`);
+      let errorMsg = response.statusText;
+      try {
+        const data = await response.json();
+        if (data && data.detail) errorMsg = data.detail;
+      } catch (e) {}
+      throw new Error(`API Error: ${errorMsg}`);
     }
 
     return response.json();