Issue #3183443 by RajabNatshah, alokbhatt, amol.palhade17, mahmoud-zayed: Fix...

Issue #3183443 by RajabNatshah, alokbhatt, amol.palhade17, mahmoud-zayed: Fix Unable to add a block in layout and it gives ajax error

layout_builder_blocks.module

@@ -95,7 +95,7 @@ function layout_builder_blocks_form_alter(&$form, FormStateInterface $form_state
             'title' => $tab['title'],
             'target' => $tab['machine_name'],
             'active' => isset($tab['active']) && $tab['active'] == TRUE ? 'active' : '',
-            'icon' => base_path() . drupal_get_path('module', 'bootstrap_styles') . '/images/ui/' . ($tab['icon'] ? $tab['icon'] : 'default.svg'),
+            'icon' => drupal_get_path('module', 'bootstrap_styles') . '/images/ui/' . ($tab['icon'] ? $tab['icon'] : 'default.svg'),
           ],
         ];