diff --git a/src/lib/FieldTypeProcessor/BaseRelationProcessor.php b/src/lib/FieldTypeProcessor/BaseRelationProcessor.php
index 3ce80b98..cec5eea7 100644
--- a/src/lib/FieldTypeProcessor/BaseRelationProcessor.php
+++ b/src/lib/FieldTypeProcessor/BaseRelationProcessor.php
@@ -6,6 +6,8 @@
  */
 namespace Ibexa\Rest\FieldTypeProcessor;
 
+use Ibexa\Contracts\Core\Repository\Exceptions\NotFoundException;
+use Ibexa\Contracts\Core\Repository\Exceptions\UnauthorizedException;
 use Ibexa\Contracts\Core\Repository\LocationService;
 use Ibexa\Contracts\Rest\FieldTypeProcessor;
 use Ibexa\Core\FieldType\Relation\Type;
@@ -64,8 +66,14 @@ public function mapToContentHref($contentId)
      */
     public function mapToLocationHref($locationId)
     {
+        try {
+            $location = $this->locationService->loadLocation($locationId);
+        } catch (UnauthorizedException | NotFoundException $e) {
+            return '';
+        }
+
         return $this->router->generate('ibexa.rest.load_location', [
-            'locationPath' => implode('/', $this->locationService->loadLocation($locationId)->path),
+            'locationPath' => implode('/', $location->path),
         ]);
     }
 
diff --git a/tests/lib/FieldTypeProcessor/RelationProcessorTest.php b/tests/lib/FieldTypeProcessor/RelationProcessorTest.php
index 3944f402..b06a2483 100644
--- a/tests/lib/FieldTypeProcessor/RelationProcessorTest.php
+++ b/tests/lib/FieldTypeProcessor/RelationProcessorTest.php
@@ -7,6 +7,7 @@
 namespace Ibexa\Tests\Rest\FieldTypeProcessor;
 
 use Ibexa\Contracts\Core\Repository\LocationService;
+use Ibexa\Core\Base\Exceptions\NotFoundException;
 use Ibexa\Core\Repository\Values\Content\Location;
 use Ibexa\Rest\FieldTypeProcessor\RelationProcessor;
 use PHPUnit\Framework\TestCase;
@@ -127,6 +128,33 @@ public function testPostProcessFieldValueHashNullValue()
         $this->assertArrayNotHasKey('destinationContentHref', $hash);
     }
 
+    public function testPostProcessFieldValueHashNotAccessibleLocation(): void
+    {
+        $processor = $this->getProcessor();
+
+        $serviceLocationMock = $this->createMock(LocationService::class);
+        $processor->setLocationService($serviceLocationMock);
+
+        $serviceLocationMock
+            ->method('loadLocation')
+            ->with('-1')
+            ->willThrowException(new NotFoundException('', ''));
+
+        $routerMock = $this->createMock(RouterInterface::class);
+        $processor->setRouter($routerMock);
+
+        $routerMock
+            ->expects(self::never())
+            ->method('generate');
+
+        $hash = $processor->postProcessFieldSettingsHash(['selectionRoot' => -1]);
+
+        self::assertSame([
+            'selectionRoot' => -1,
+            'selectionRootHref' => '',
+        ], $hash);
+    }
+
     /**
      * @return \Ibexa\Rest\FieldTypeProcessor\RelationProcessor
      */