diff --git a/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.test.tsx b/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.test.tsx
index 495a15c6a569c..72bc2e3ae891f 100644
--- a/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.test.tsx
+++ b/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.test.tsx
@@ -467,6 +467,50 @@ describe('TinesParamsFields renders', () => {
           webhookUrl
         );
       });
+
+      it('should render webhook url fallback when stories request has error', () => {
+        const errorMessage = 'something broke';
+        mockUseSubActionStories.mockReturnValueOnce({
+          isLoading: false,
+          response: { stories: [story] },
+          error: new Error(errorMessage),
+        });
+
+        const wrapper = mountWithIntl(
+          <TinesParamsFields
+            actionParams={{}}
+            errors={emptyErrors}
+            editAction={mockEditAction}
+            index={index}
+            executionMode={ActionConnectorMode.ActionForm}
+          />
+        );
+
+        expect(wrapper.find('[data-test-subj="tines-fallbackCallout"]').exists()).toBe(true);
+        expect(wrapper.find('[data-test-subj="tines-webhookUrlInput"]').exists()).toBe(true);
+      });
+
+      it('should render webhook url fallback when webhooks request has error', () => {
+        const errorMessage = 'something broke';
+        mockUseSubActionWebhooks.mockReturnValueOnce({
+          isLoading: false,
+          response: { webhooks: [webhook] },
+          error: new Error(errorMessage),
+        });
+
+        const wrapper = mountWithIntl(
+          <TinesParamsFields
+            actionParams={{}}
+            errors={emptyErrors}
+            editAction={mockEditAction}
+            index={index}
+            executionMode={ActionConnectorMode.ActionForm}
+          />
+        );
+
+        expect(wrapper.find('[data-test-subj="tines-fallbackCallout"]').exists()).toBe(true);
+        expect(wrapper.find('[data-test-subj="tines-webhookUrlInput"]').exists()).toBe(true);
+      });
     });
 
     describe('subActions error', () => {
diff --git a/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.tsx b/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.tsx
index 11249f9c8db3c..2726e0e3ec8a5 100644
--- a/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.tsx
+++ b/x-pack/plugins/stack_connectors/public/connector_types/tines/tines_params.tsx
@@ -137,7 +137,10 @@ const TinesParamsFields: React.FunctionComponent<ActionParamsProps<TinesExecuteA
     }
   }, [toasts, storiesError, webhooksError]);
 
-  const showFallbackFrom = useMemo<'Story' | 'Webhook' | 'any' | null>(() => {
+  const showFallbackFrom = useMemo<'Story' | 'Webhook' | 'any' | 'error' | null>(() => {
+    if (storiesError || webhooksError) {
+      return 'error';
+    }
     if (incompleteStories && !selectedStoryOption) {
       return 'Story';
     }
@@ -150,7 +153,9 @@ const TinesParamsFields: React.FunctionComponent<ActionParamsProps<TinesExecuteA
     return null;
   }, [
     webhookUrl,
+    storiesError,
     incompleteStories,
+    webhooksError,
     incompleteWebhooks,
     selectedStoryOption,
     selectedWebhookOption,
@@ -276,7 +281,19 @@ const TinesParamsFields: React.FunctionComponent<ActionParamsProps<TinesExecuteA
 
       {showFallbackFrom != null && (
         <EuiFlexItem>
-          {showFallbackFrom !== 'any' && (
+          {showFallbackFrom === 'error' && (
+            <>
+              <EuiCallOut
+                title={i18n.WEBHOOK_URL_ERROR_FALLBACK_TITLE}
+                color="primary"
+                data-test-subj="tines-fallbackCallout"
+              >
+                {i18n.WEBHOOK_URL_ERROR_FALLBACK}
+              </EuiCallOut>
+              <EuiSpacer size="s" />
+            </>
+          )}
+          {(showFallbackFrom === 'Story' || showFallbackFrom === 'Webhook') && (
             <>
               <EuiCallOut
                 title={i18n.WEBHOOK_URL_FALLBACK_TITLE}
diff --git a/x-pack/plugins/stack_connectors/public/connector_types/tines/translations.ts b/x-pack/plugins/stack_connectors/public/connector_types/tines/translations.ts
index ecc2e48cbb5da..ab27f1b650669 100644
--- a/x-pack/plugins/stack_connectors/public/connector_types/tines/translations.ts
+++ b/x-pack/plugins/stack_connectors/public/connector_types/tines/translations.ts
@@ -131,6 +131,20 @@ export const WEBHOOK_URL_FALLBACK_TEXT = (entity: 'Story' | 'Webhook') =>
     values: { entity, limit: API_MAX_RESULTS },
     defaultMessage: `Not possible to retrieve more than {limit} results from the Tines {entity} API. If your {entity} does not appear in the list, please fill the Webhook URL below`,
   });
+
+export const WEBHOOK_URL_ERROR_FALLBACK_TITLE = i18n.translate(
+  'xpack.stackConnectors.security.tines.params.webhookUrlErrorFallbackTitle',
+  {
+    defaultMessage: 'Error using Tines API',
+  }
+);
+export const WEBHOOK_URL_ERROR_FALLBACK = i18n.translate(
+  'xpack.stackConnectors.security.tines.params.webhookUrlErrorFallback',
+  {
+    defaultMessage:
+      'There seems to be an issue retrieving Stories or Webhooks using the Tines API. Alternatively, you can set the Tines Webhook URL in the input below',
+  }
+);
 export const WEBHOOK_URL_HELP = i18n.translate(
   'xpack.stackConnectors.security.tines.params.webhookUrlHelp',
   {
diff --git a/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.test.ts b/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.test.ts
index 6bbaad9b86a0c..299ac1c55bfc5 100644
--- a/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.test.ts
+++ b/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.test.ts
@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-import axios, { AxiosInstance } from 'axios';
+import axios, { AxiosError, AxiosInstance, AxiosResponse } from 'axios';
 import { actionsConfigMock } from '@kbn/actions-plugin/server/actions_config.mock';
 import { actionsMock } from '@kbn/actions-plugin/server/mocks';
 import { loggingSystemMock } from '@kbn/core-logging-server-mocks';
@@ -150,6 +150,28 @@ describe('TinesConnector', () => {
     });
   });
 
+  describe('Error handling', () => {
+    let error: AxiosError;
+
+    beforeEach(() => {
+      error = new AxiosError();
+    });
+
+    it('should return status text api error', () => {
+      error.response = { status: 401, statusText: 'Unauthorized' } as AxiosResponse;
+      // @ts-expect-error protected method
+      const errorMessage = connector.getResponseErrorMessage(error);
+      expect(errorMessage).toEqual('API Error: Unauthorized');
+    });
+
+    it('should return original error', () => {
+      error.toString = () => 'Network Error';
+      // @ts-expect-error protected method
+      const errorMessage = connector.getResponseErrorMessage(error);
+      expect(errorMessage).toEqual('Network Error');
+    });
+  });
+
   describe('getWebhooks', () => {
     beforeAll(() => {
       mockRequest.mockReturnValue({ data: { agents: [webhookAgent], meta: { pages: 1 } } });
diff --git a/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.ts b/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.ts
index ed98ec382af86..f7e3f4bea1444 100644
--- a/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.ts
+++ b/x-pack/plugins/stack_connectors/server/connector_types/tines/tines.ts
@@ -126,13 +126,10 @@ export class TinesConnector extends SubActionConnector<TinesConfig, TinesSecrets
   }
 
   protected getResponseErrorMessage(error: AxiosError): string {
-    if (!error.response?.status) {
-      return 'Unknown API Error';
+    if (error.response?.statusText) {
+      return `API Error: ${error.response?.statusText}`;
     }
-    if (error.response.status === 401) {
-      return 'Unauthorized API Error';
-    }
-    return `API Error: ${error.response?.statusText}`;
+    return error.toString();
   }
 
   public async getStories(