Notice: Undefined index: input_link and input_label

In my watchdog logs I see the following notices:

Notice: Undefined index: input_link in Drupal\search_autocomplete\Plugin\views\row\CallbackFieldRow->render() (line 159 of /app/web/modules/contrib/search_autocomplete/src/Plugin/views/row/CallbackFieldRow.php) #0 /app/web/core/includes/bootstrap.inc(584): _drupal_error_handler_real(8, 'Undefined index...', '/app/web/module...', 159, Array)
#1 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/row/CallbackFieldRow.php(159): _drupal_error_handler(8, 'Undefined index...', '/app/web/module...', 159, Array)
#2 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/style/CallbackSerializer.php(126): Drupal\search_autocomplete\Plugin\views\row\CallbackFieldRow->render(Object(Drupal\views\ResultRow))
#3 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/style/CallbackSerializer.php(103): Drupal\search_autocomplete\Plugin\views\style\CallbackSerializer->renderGrouping(Array, Array, true)
#4 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(264): Drupal\search_autocomplete\Plugin\views\style\CallbackSerializer->render()
#5 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->Drupal\search_autocomplete\Plugin\views\display\{closure}()
#6 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(265): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#7 /app/web/core/modules/views/src/ViewExecutable.php(1533): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->render()
#8 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(254): Drupal\views\ViewExecutable->render()
#9 /app/web/core/modules/views/src/ViewExecutable.php(1630): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->execute()
#10 /app/web/core/modules/views/src/Element/View.php(77): Drupal\views\ViewExecutable->executeDisplay('autocompletion_...', Array)
#11 [internal function]: Drupal\views\Element\View::preRenderViewElement(Array)
#12 /app/web/core/lib/Drupal/Core/Render/Renderer.php(378): call_user_func(Array, Array)
#13 /app/web/core/lib/Drupal/Core/Render/Renderer.php(195): Drupal\Core\Render\Renderer->doRender(Array, true)
#14 /app/web/core/lib/Drupal/Core/Render/Renderer.php(139): Drupal\Core\Render\Renderer->render(Array, true)
#15 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}()
#16 /app/web/core/lib/Drupal/Core/Render/Renderer.php(140): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#17 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(127): Drupal\Core\Render\Renderer->renderRoot(Array)
#18 /app/web/core/modules/views/src/Routing/ViewPageController.php(52): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback::buildResponse('solr_search', 'autocompletion_...', Array)
#19 [internal function]: Drupal\views\Routing\ViewPageController->handle('solr_search', 'autocompletion_...', Object(Drupal\Core\Routing\RouteMatch))
#20 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#21 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#22 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(124): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#23 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#24 /app/vendor/symfony/http-kernel/HttpKernel.php(151): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#25 /app/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#26 /app/web/core/lib/Drupal/Core/StackMiddleware/Session.php(57): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#27 /app/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(47): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#28 /app/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(99): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#29 /app/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(78): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#30 /app/web/modules/contrib/jsonapi/src/StackMiddleware/FormatSetter.php(51): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#31 /app/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(47): Drupal\jsonapi\StackMiddleware\FormatSetter->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#32 /app/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(52): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#33 /app/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#34 /app/web/core/lib/Drupal/Core/DrupalKernel.php(693): Stack\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#35 /app/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#36 {main}.

and also:

Notice: Undefined index: input_label in Drupal\search_autocomplete\Plugin\views\row\CallbackFieldRow->render() (line 164 of /app/web/modules/contrib/search_autocomplete/src/Plugin/views/row/CallbackFieldRow.php) #0 /app/web/core/includes/bootstrap.inc(584): _drupal_error_handler_real(8, 'Undefined index...', '/app/web/module...', 164, Array)
#1 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/row/CallbackFieldRow.php(164): _drupal_error_handler(8, 'Undefined index...', '/app/web/module...', 164, Array)
#2 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/style/CallbackSerializer.php(126): Drupal\search_autocomplete\Plugin\views\row\CallbackFieldRow->render(Object(Drupal\views\ResultRow))
#3 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/style/CallbackSerializer.php(103): Drupal\search_autocomplete\Plugin\views\style\CallbackSerializer->renderGrouping(Array, Array, true)
#4 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(264): Drupal\search_autocomplete\Plugin\views\style\CallbackSerializer->render()
#5 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->Drupal\search_autocomplete\Plugin\views\display\{closure}()
#6 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(265): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#7 /app/web/core/modules/views/src/ViewExecutable.php(1533): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->render()
#8 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(254): Drupal\views\ViewExecutable->render()
#9 /app/web/core/modules/views/src/ViewExecutable.php(1630): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback->execute()
#10 /app/web/core/modules/views/src/Element/View.php(77): Drupal\views\ViewExecutable->executeDisplay('autocompletion_...', Array)
#11 [internal function]: Drupal\views\Element\View::preRenderViewElement(Array)
#12 /app/web/core/lib/Drupal/Core/Render/Renderer.php(378): call_user_func(Array, Array)
#13 /app/web/core/lib/Drupal/Core/Render/Renderer.php(195): Drupal\Core\Render\Renderer->doRender(Array, true)
#14 /app/web/core/lib/Drupal/Core/Render/Renderer.php(139): Drupal\Core\Render\Renderer->render(Array, true)
#15 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}()
#16 /app/web/core/lib/Drupal/Core/Render/Renderer.php(140): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#17 /app/web/modules/contrib/search_autocomplete/src/Plugin/views/display/AutocompletionCallback.php(127): Drupal\Core\Render\Renderer->renderRoot(Array)
#18 /app/web/core/modules/views/src/Routing/ViewPageController.php(52): Drupal\search_autocomplete\Plugin\views\display\AutocompletionCallback::buildResponse('solr_search', 'autocompletion_...', Array)
#19 [internal function]: Drupal\views\Routing\ViewPageController->handle('solr_search', 'autocompletion_...', Object(Drupal\Core\Routing\RouteMatch))
#20 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#21 /app/web/core/lib/Drupal/Core/Render/Renderer.php(582): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#22 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(124): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#23 /app/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#24 /app/vendor/symfony/http-kernel/HttpKernel.php(151): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#25 /app/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#26 /app/web/core/lib/Drupal/Core/StackMiddleware/Session.php(57): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#27 /app/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(47): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#28 /app/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(99): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#29 /app/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(78): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#30 /app/web/modules/contrib/jsonapi/src/StackMiddleware/FormatSetter.php(51): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#31 /app/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(47): Drupal\jsonapi\StackMiddleware\FormatSetter->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#32 /app/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(52): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#33 /app/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#34 /app/web/core/lib/Drupal/Core/DrupalKernel.php(693): Stack\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#35 /app/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#36 {main}.

Incoming patch fixes that for me.