Issue: Fatal Error: attempted to instantiate non-existent class vw_Cron_Deferred_PrefixKey_Book_Model

Fatal Error: attempted to instantiate non-existent class vw_Cron_Deferred_PrefixKey_Book_Model
[vw-core]/model/cron/deferred/prefixkey/book/vw.php does not exist or does not contain the specified class.

#0: vw_Hard_Core::fetch_object() in [vw-platform]/src/addons/vw/vw/_hard/core.php at line 766
#1: vw_Hard_Core::model() in [vw-core]/model/cron/deferred/prefixkey/vw.php at line 72
#2: vw_Cron_Deferred_Prefixkey_Model->run() in [vw-core]/model/cron/deferred/vw.php at line 64
#3: vw_Cron_Deferred_Model->exec() in [vw-platform]/src/addons/vw/vw/Handler/Job/Defer.php at line 30
#4: vw\vw\Handler\Job\Defer->run() in [vw-platform]/src/XF/Job/Manager.php at line 258
#5: XF\Job\Manager->runJobInternal() in [vw-platform]/src/XF/Job/Manager.php at line 200
#6: XF\Job\Manager->runJobEntry() in [vw-platform]/src/XF/Job/Manager.php at line 116
#7: XF\Job\Manager->runByIds() in [vw-platform]/src/XF/Admin/Controller/Tools.php at line 120
#8: XF\Admin\Controller\Tools->actionRunJob() in [vw-platform]/src/XF/Mvc/Dispatcher.php at line 350
#9: XF\Mvc\Dispatcher->dispatchClass() in [vw-platform]/src/XF/Mvc/Dispatcher.php at line 257
#10: XF\Mvc\Dispatcher->dispatchFromMatch() in [vw-platform]/src/XF/Mvc/Dispatcher.php at line 113
#11: XF\Mvc\Dispatcher->dispatchLoop() in [vw-platform]/src/XF/Mvc/Dispatcher.php at line 55
#12: XF\Mvc\Dispatcher->run() in [vw-platform]/src/XF/App.php at line 2300
#13: XF\App->run() in [vw-platform]/src/XF.php at line 464
#14: XF::runApp() in [vw-platform]/admin.php at line 13

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