Deprecated: filter_var(): Passing null to parameter #3 ($options) of type array|int is deprecated in /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/HTTP/RequestTrait.php on line 338

Fatal error: Uncaught ErrorException: Cannot modify header information - headers already sent by (output started at /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/HTTP/RequestTrait.php:338) in /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php:137
Stack trace:
#0 [internal function]: CodeIgniter\Debug\Exceptions->errorHandler(2, 'Cannot modify h...', '/usr/www/users/...', 137)
#1 /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php(137): header('HTTP/1.1 500 In...', true, 500)
#2 [internal function]: CodeIgniter\Debug\Exceptions->exceptionHandler(Object(ErrorException))
#3 {main}
  thrown in /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php on line 137

Fatal error: Uncaught ErrorException: Cannot modify header information - headers already sent by (output started at /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/HTTP/RequestTrait.php:338) in /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php:137
Stack trace:
#0 [internal function]: CodeIgniter\Debug\Exceptions->errorHandler(2, 'Cannot modify h...', '/usr/www/users/...', 137)
#1 /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php(137): header('HTTP/1.1 500 In...', true, 500)
#2 /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php(197): CodeIgniter\Debug\Exceptions->exceptionHandler(Object(ErrorException))
#3 [internal function]: CodeIgniter\Debug\Exceptions->shutdownHandler()
#4 {main}
  thrown in /usr/www/users/tlouftskzr/training-and-workshop-rooms/system/Debug/Exceptions.php on line 137