Error message

Warning: SimpleXMLElement::addChild(): unterminated entity reference paternity leaves in Drupal\bibcite_endnote\Encoder\EndnoteEncoder->setStyledText() (line 381 of modules/contrib/bibcite/modules/bibcite_endnote/src/Encoder/EndnoteEncoder.php).

Drupal\bibcite_endnote\Encoder\EndnoteEncoder->setStyledText(Object, 'Maternity &amp; paternity leaves') (Line: 369)
Drupal\bibcite_endnote\Encoder\EndnoteEncoder->addTag(Object, 'keyword', 'Maternity &amp; paternity leaves') (Line: 305)
Drupal\bibcite_endnote\Encoder\EndnoteEncoder->addKeywords(Object, Array, Array, 'keyword') (Line: 237)
Drupal\bibcite_endnote\Encoder\EndnoteEncoder->encode(Array, 'endnote8', Array) (Line: 40)
Symfony\Component\Serializer\Encoder\ChainEncoder->encode(Array, 'endnote8', Array) (Line: 306)
Symfony\Component\Serializer\Serializer->encode(Array, 'endnote8', Array) (Line: 129)
Symfony\Component\Serializer\Serializer->serialize(Array, 'endnote8') (Line: 75)
Drupal\bibcite_export\Controller\ExportController->processExport(Array, Object, 'bibcite_reference-2153-EndNote X3 XML') (Line: 113)
Drupal\bibcite_export\Controller\ExportController->export(Object, 'bibcite_reference', Object)
call_user_func_array(Array, Array) (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 564)
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: 158)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 80)
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: 709)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)

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