Fatal error: Uncaught Error: Undefined constant "MlsGrid\STDERR" in E:\dev\websites\xampp\htdocs\mlsgrid\src\ReplicationService.php:274 Stack trace: #0 E:\dev\websites\xampp\htdocs\mlsgrid\src\ReplicationService.php(88): MlsGrid\ReplicationService->logProgress('Bootstrapped sy...') #1 E:\dev\websites\xampp\htdocs\mlsgrid\src\ReplicationService.php(58): MlsGrid\ReplicationService->runActivePendingPropertiesSync(1000, NULL) #2 E:\dev\websites\xampp\htdocs\mlsgrid\bin\sync-active-pending.php(33): MlsGrid\ReplicationService->syncActivePendingProperties() #3 {main} thrown in E:\dev\websites\xampp\htdocs\mlsgrid\src\ReplicationService.php on line 274