Deprecated: SLN_Enum_AvailabilityModeProvider::getService(): Implicitly marking parameter $booking as nullable is deprecated, the explicit nullable type must be used instead in /var/www/html1/wp-content/plugins/salon-booking-system/src/SLN/Enum/AvailabilityModeProvider.php on line 38

Fatal error: Uncaught Error: Class "SLN_Enum_AbstractEnum" not found in /var/www/html1/wp-content/plugins/salon-booking-system/src/SLN/Enum/AvailabilityModeProvider.php:4 Stack trace: #0 {main} thrown in /var/www/html1/wp-content/plugins/salon-booking-system/src/SLN/Enum/AvailabilityModeProvider.php on line 4