Error message

User deprecated function: Theme functions are deprecated in drupal:8.0.0 and are removed from drupal:10.0.0. Use Twig templates instead of theme_fivestar_preview(). See https://www.drupal.org/node/1831138 in Drupal\Core\Theme\Registry->processExtension() (line 517 of core/lib/Drupal/Core/Theme/Registry.php).

Drupal\Core\Theme\Registry->processExtension(Array, 'fivestar', 'module', 'fivestar', 'modules/contrib/fivestar') (Line: 360)
Drupal\Core\Theme\Registry->Drupal\Core\Theme\{closure}(Object, 'fivestar') (Line: 405)
Drupal\Core\Extension\ModuleHandler->invokeAllWith('theme', Object) (Line: 361)
Drupal\Core\Theme\Registry->build() (Line: 259)
Drupal\Core\Theme\Registry->get() (Line: 88)
Drupal\Core\Utility\ThemeRegistry->initializeRegistry() (Line: 69)
Drupal\Core\Utility\ThemeRegistry->__construct('theme_registry:runtime:tellychakkar', Object, Object, Array, 1) (Line: 279)
Drupal\Core\Theme\Registry->getRuntime() (Line: 194)
Drupal\Core\Entity\EntityViewBuilder->getBuildDefaults(Object, 'full') (Line: 43)
Drupal\block_content\BlockContentViewBuilder->getBuildDefaults(Object, 'full') (Line: 157)
Drupal\Core\Entity\EntityViewBuilder->viewMultiple(Array, 'full', NULL) (Line: 31)
Drupal\block_content\BlockContentViewBuilder->viewMultiple(Array, 'full', NULL) (Line: 24)
Drupal\block_content\BlockContentViewBuilder->view(Object, 'full') (Line: 187)
Drupal\block_content\Plugin\Block\BlockContentBlock->build() (Line: 137)
Drupal\panels\Plugin\DisplayBuilder\StandardDisplayBuilder->buildRegions(Array, Array, '') (Line: 179)
Drupal\panels\Plugin\DisplayBuilder\StandardDisplayBuilder->build(Object) (Line: 338)
Drupal\panels\Plugin\DisplayVariant\PanelsDisplayVariant->build() (Line: 29)
Drupal\page_manager\Entity\PageVariantViewBuilder->view(Object, 'full') (Line: 134)
Drupal\Core\Entity\Controller\EntityViewController->view(Object, 'full')
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: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82)
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)