diff --git a/.changeset/olive-rocks-listen.md b/.changeset/olive-rocks-listen.md
new file mode 100644
index 0000000000..f40a1de497
--- /dev/null
+++ b/.changeset/olive-rocks-listen.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-splunk-on-call': patch
+---
+
+Update Splunk On Call plugin to render warning message about incorrectly configured team annotation
diff --git a/plugins/splunk-on-call/src/api/mocks.ts b/plugins/splunk-on-call/src/api/mocks.ts
index 86df04275d..22f1a87788 100644
--- a/plugins/splunk-on-call/src/api/mocks.ts
+++ b/plugins/splunk-on-call/src/api/mocks.ts
@@ -88,6 +88,12 @@ export const MOCK_TEAM: Team = {
   isDefaultTeam: false,
 };
 
+export const MOCK_TEAM_NO_INCIDENTS: Team = {
+  ...MOCK_TEAM,
+  name: 'test-noincidents',
+  slug: 'team-O9SqT13fsnCstjMj',
+};
+
 export const ESCALATION_POLICIES: EscalationPolicyInfo[] = [
   {
     policy: {
diff --git a/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.test.tsx b/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.test.tsx
index 119a6fc1f7..838d9e4e4b 100644
--- a/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.test.tsx
+++ b/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.test.tsx
@@ -38,6 +38,7 @@ import {
   MOCKED_USER,
   MOCK_INCIDENT,
   MOCK_TEAM,
+  MOCK_TEAM_NO_INCIDENTS,
 } from '../api/mocks';
 import { EntitySplunkOnCallCard } from './EntitySplunkOnCallCard';
 
@@ -76,7 +77,22 @@ const mockEntityData = {
     metadata: {
       name: 'splunkoncall-test',
       annotations: {
-        'splunk.com/on-call-team': 'Example',
+        'splunk.com/on-call-team': 'test',
+      },
+    },
+  } as Entity,
+};
+
+const mockEntityDataNoIncidents = {
+  loading: false,
+  error: undefined,
+  entity: {
+    apiVersion: 'backstage.io/v1alpha1',
+    kind: 'Component',
+    metadata: {
+      name: 'splunkoncall-test',
+      annotations: {
+        'splunk.com/on-call-team': 'test-noincidents',
       },
     },
   } as Entity,
@@ -87,11 +103,14 @@ describe('SplunkOnCallCard', () => {
     mockSplunkOnCallApi.getUsers = jest
       .fn()
       .mockImplementationOnce(async () => [MOCKED_USER]);
+    mockSplunkOnCallApi.getTeams = jest
+      .fn()
+      .mockImplementation(async () => [MOCK_TEAM_NO_INCIDENTS]);
 
     const { getByText, queryByTestId } = render(
       wrapInTestApp(
         <ApiProvider apis={apis}>
-          <EntityContext.Provider value={mockEntityData}>
+          <EntityContext.Provider value={mockEntityDataNoIncidents}>
             <EntitySplunkOnCallCard />
           </EntityContext.Provider>
         </ApiProvider>,
@@ -148,10 +167,36 @@ describe('SplunkOnCallCard', () => {
     ).toBeInTheDocument();
   });
 
+  it('handles warning for incorrect team annotation', async () => {
+    mockSplunkOnCallApi.getUsers = jest
+      .fn()
+      .mockImplementationOnce(async () => [MOCKED_USER]);
+    mockSplunkOnCallApi.getTeams = jest
+      .fn()
+      .mockImplementationOnce(async () => []);
+
+    const { getByText, queryByTestId } = render(
+      wrapInTestApp(
+        <ApiProvider apis={apis}>
+          <EntityContext.Provider value={mockEntityData}>
+            <EntitySplunkOnCallCard />
+          </EntityContext.Provider>
+        </ApiProvider>,
+      ),
+    );
+    await waitFor(() => !queryByTestId('progress'));
+    expect(
+      getByText('Could not find team named "test" in the Splunk On-Call API'),
+    ).toBeInTheDocument();
+  });
+
   it('opens the dialog when trigger button is clicked', async () => {
     mockSplunkOnCallApi.getUsers = jest
       .fn()
       .mockImplementationOnce(async () => [MOCKED_USER]);
+    mockSplunkOnCallApi.getTeams = jest
+      .fn()
+      .mockImplementationOnce(async () => [MOCK_TEAM]);
 
     const { getByText, queryByTestId, getByRole } = render(
       wrapInTestApp(
diff --git a/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.tsx b/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.tsx
index b6da351aaf..43907b5186 100644
--- a/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.tsx
+++ b/plugins/splunk-on-call/src/components/EntitySplunkOnCallCard.tsx
@@ -49,6 +49,16 @@ export const MissingTeamAnnotation = () => (
   <MissingAnnotationEmptyState annotation={SPLUNK_ON_CALL_TEAM} />
 );
 
+export const InvalidTeamAnnotation = ({ teamName }: { teamName: string }) => (
+  <CardContent>
+    <EmptyState
+      title={`Could not find team named "${teamName}" in the Splunk On-Call API`}
+      missing="info"
+      description={`Escalation Policy and incident information unavailable. Please verify that the team you added "${teamName}" is valid if you want to enable Splunk On-Call.`}
+    />
+  </CardContent>
+);
+
 export const MissingEventsRestEndpoint = () => (
   <CardContent>
     <EmptyState
@@ -81,7 +91,7 @@ export const EntitySplunkOnCallCard = () => {
     setShowDialog(x => !x);
   }, []);
 
-  const { value: users, loading, error } = useAsync(async () => {
+  const { value: usersAndTeam, loading, error } = useAsync(async () => {
     const allUsers = await api.getUsers();
     const usersHashMap = allUsers.reduce(
       (map: Record<string, User>, obj: User) => {
@@ -92,7 +102,9 @@ export const EntitySplunkOnCallCard = () => {
       },
       {},
     );
-    return { usersHashMap, userList: allUsers };
+    const teams = await api.getTeams();
+    const foundTeam = teams.find(teamValue => teamValue.name === team);
+    return { usersHashMap, foundTeam };
   });
 
   if (error instanceof UnauthorizedError) {
@@ -116,6 +128,10 @@ export const EntitySplunkOnCallCard = () => {
       return <MissingTeamAnnotation />;
     }
 
+    if (!usersAndTeam?.foundTeam) {
+      return <InvalidTeamAnnotation teamName={team} />;
+    }
+
     if (!eventsRestEndpoint) {
       return <MissingEventsRestEndpoint />;
     }
@@ -123,8 +139,8 @@ export const EntitySplunkOnCallCard = () => {
     return (
       <>
         <Incidents team={team} refreshIncidents={refreshIncidents} />
-        {users?.usersHashMap && team && (
-          <EscalationPolicy team={team} users={users.usersHashMap} />
+        {usersAndTeam?.usersHashMap && team && (
+          <EscalationPolicy team={team} users={usersAndTeam.usersHashMap} />
         )}
         <TriggerDialog
           team={team}