Class MainController does not exist

After enabling Taxonomy Manager using Drush on my local machine running Acquia Dev Desktop and visiting /admin/structure/taxonomy_manager/voc I get a white screen with this error:

The website encountered an unexpected error. Please try again later.

InvalidArgumentException: Class "\Drupal\taxonomy_manager\Controller\MainController" does not exist. in Drupal\Core\DependencyInjection\ClassResolver->getInstanceFromDefinition() (line 24 of core/lib/Drupal/Core/DependencyInjection/ClassResolver.php).
Drupal\Core\Controller\ControllerResolver->createController('\Drupal\taxonomy_manager\Controller\MainController::listVocabularies') (Line: 74)
Drupal\Core\Controller\ControllerResolver->getControllerFromDefinition('\Drupal\taxonomy_manager\Controller\MainController::listVocabularies', '/admin/structure/taxonomy_manager/voc') (Line: 91)
Drupal\Core\Controller\ControllerResolver->getController(Object) (Line: 132)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 64)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 57)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 47)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 99)
Drupal\page_cache\StackMiddleware\PageCache->pass(Object, 1, 1) (Line: 78)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 47)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 50)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 656)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)