diff --git a/src/Controller/InfoProviderController.php b/src/Controller/InfoProviderController.php
index dae8213e..b79c307c 100644
--- a/src/Controller/InfoProviderController.php
+++ b/src/Controller/InfoProviderController.php
@@ -25,6 +25,7 @@ namespace App\Controller;
 
 use App\Entity\Parts\Manufacturer;
 use App\Entity\Parts\Part;
+use App\Exceptions\OAuthReconnectRequiredException;
 use App\Form\InfoProviderSystem\PartSearchType;
 use App\Services\InfoProviderSystem\ExistingPartFinder;
 use App\Services\InfoProviderSystem\PartInfoRetriever;
@@ -175,8 +176,11 @@ class InfoProviderController extends  AbstractController
                 $this->addFlash('error',$e->getMessage());
                 //Log the exception
                 $exceptionLogger->error('Error during info provider search: ' . $e->getMessage(), ['exception' => $e]);
+            } catch (OAuthReconnectRequiredException $e) {
+                $this->addFlash('error', t('info_providers.search.error.oauth_reconnect', ['%provider%' => $e->getProviderName()]));
             }
 
+
             // modify the array to an array of arrays that has a field for a matching local Part
             // the advantage to use that format even when we don't look for local parts is that we
             // always work with the same interface
diff --git a/src/Exceptions/OAuthReconnectRequiredException.php b/src/Exceptions/OAuthReconnectRequiredException.php
new file mode 100644
index 00000000..fabe605c
--- /dev/null
+++ b/src/Exceptions/OAuthReconnectRequiredException.php
@@ -0,0 +1,48 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2025 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published
+ *  by the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+
+namespace App\Exceptions;
+
+use Throwable;
+
+class OAuthReconnectRequiredException extends \RuntimeException
+{
+    private string $providerName;
+
+    public function __construct(string $message = "You need to reconnect the OAuth connection for this provider!", int $code = 0, ?Throwable $previous = null)
+    {
+        parent::__construct($message, $code, $previous);
+    }
+
+    public static function forProvider(string $providerName): self
+    {
+        $exception = new self("You need to reconnect the OAuth connection for the provider '$providerName'!");
+        $exception->providerName = $providerName;
+        return $exception;
+    }
+
+    public function getProviderName(): string
+    {
+        return $this->providerName;
+    }
+}
diff --git a/src/Services/InfoProviderSystem/Providers/DigikeyProvider.php b/src/Services/InfoProviderSystem/Providers/DigikeyProvider.php
index 51f460e4..423b5244 100644
--- a/src/Services/InfoProviderSystem/Providers/DigikeyProvider.php
+++ b/src/Services/InfoProviderSystem/Providers/DigikeyProvider.php
@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace App\Services\InfoProviderSystem\Providers;
 
 use App\Entity\Parts\ManufacturingStatus;
+use App\Exceptions\OAuthReconnectRequiredException;
 use App\Services\InfoProviderSystem\DTOs\FileDTO;
 use App\Services\InfoProviderSystem\DTOs\ParameterDTO;
 use App\Services\InfoProviderSystem\DTOs\PartDetailDTO;
@@ -117,12 +118,22 @@ class DigikeyProvider implements InfoProviderInterface
         ];
 
         //$response = $this->digikeyClient->request('POST', '/Search/v3/Products/Keyword', [
-        $response = $this->digikeyClient->request('POST', '/products/v4/search/keyword', [
-            'json' => $request,
-            'auth_bearer' => $this->authTokenManager->getAlwaysValidTokenString(self::OAUTH_APP_NAME)
-        ]);
+        try {
+            $response = $this->digikeyClient->request('POST', '/products/v4/search/keyword', [
+                'json' => $request,
+                'auth_bearer' => $this->authTokenManager->getAlwaysValidTokenString(self::OAUTH_APP_NAME)
+            ]);
+
+            $response_array = $response->toArray();
+        } catch (\InvalidArgumentException $exception) {
+            //Check if the exception was caused by an invalid or expired token
+            if (str_contains($exception->getMessage(), 'access_token')) {
+                throw OAuthReconnectRequiredException::forProvider($this->getProviderKey());
+            }
+
+            throw $exception;
+        }
 
-        $response_array = $response->toArray();
 
 
         $result = [];
@@ -150,9 +161,18 @@ class DigikeyProvider implements InfoProviderInterface
 
     public function getDetails(string $id): PartDetailDTO
     {
-        $response = $this->digikeyClient->request('GET', '/products/v4/search/' . urlencode($id) . '/productdetails', [
-            'auth_bearer' => $this->authTokenManager->getAlwaysValidTokenString(self::OAUTH_APP_NAME)
-        ]);
+        try {
+            $response = $this->digikeyClient->request('GET', '/products/v4/search/' . urlencode($id) . '/productdetails', [
+                'auth_bearer' => $this->authTokenManager->getAlwaysValidTokenString(self::OAUTH_APP_NAME)
+            ]);
+        } catch (\InvalidArgumentException $exception) {
+            //Check if the exception was caused by an invalid or expired token
+            if (str_contains($exception->getMessage(), 'access_token')) {
+                throw OAuthReconnectRequiredException::forProvider($this->getProviderKey());
+            }
+
+            throw $exception;
+        }
 
         $response_array = $response->toArray();
         $product = $response_array['Product'];
diff --git a/translations/messages.en.xlf b/translations/messages.en.xlf
index d792c6a5..439564aa 100644
--- a/translations/messages.en.xlf
+++ b/translations/messages.en.xlf
@@ -14244,5 +14244,12 @@ Please note, that you can not impersonate a disabled user. If you try you will g
         <target>If checked, the part tables for categories, footprints, etc. should include all parts of child categories. If not checked, only parts that strictly belong to the clicked node are shown.</target>
       </segment>
     </unit>
+    <unit id="Gdlnmav" name="info_providers.search.error.oauth_reconnect">
+      <segment>
+        <source>info_providers.search.error.oauth_reconnect</source>
+        <target>You need to reconnect OAuth for following providers: %provider%
+You can do this in the provider info list.</target>
+      </segment>
+    </unit>
   </file>
 </xliff>