Undefined array key "field_override"

When I am trying to export using vbo export module then facing some error.
Error details:
Warning: Undefined array key "field_override" in Drupal\vbo_export\Plugin\Action\VboExportBase->setHeader() (line 311 of modules/contrib/vbo_export/src/Plugin/Action/VboExportBase.php).
Drupal\vbo_export\Plugin\Action\VboExportBase->setHeader() (Line: 298)
Drupal\vbo_export\Plugin\Action\VboExportBase->getHeader() (Line: 244)
Drupal\vbo_export\Plugin\Action\VboExportBase->executeMultiple(NULL) (Line: 474)
Drupal\views_bulk_operations\Service\ViewsBulkOperationsActionProcessor->process() (Line: 609)
Drupal\views_bulk_operations\Service\ViewsBulkOperationsActionProcessor->executeProcessing(Array) (Line: 85)
Drupal\views_bulk_operations\Controller\ViewsBulkOperationsController->execute('all_webform_submissions_export', 'page_2')
call_user_func_array(Array, Array) (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 580)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 169)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 81)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 106)
Drupal\page_cache\StackMiddleware\PageCache->pass(Object, 1, 1) (Line: 85)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 718)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)

Proposed resolution

N/A

Remaining tasks

N/A

User interface changes

N/A

API changes

Yes

Data model changes

N/A