Fatal error: Uncaught TypeError: StringCastable::toString(): Return value must be of type string, null returned in /in/ZRbRd:19
Stack trace:
#0 /in/ZRbRd(14): StringCastable->toString()
#1 /in/ZRbRd(30): StringCastable->__toString()
#2 {main}
thrown in /in/ZRbRd on line 19
Process exited with code 255.
Fatal error: Uncaught TypeError: Return value of StringCastable::toString() must be of the type string, null returned in /in/ZRbRd:19
Stack trace:
#0 /in/ZRbRd(14): StringCastable->toString()
#1 /in/ZRbRd(30): StringCastable->__toString()
#2 {main}
thrown in /in/ZRbRd on line 19
Process exited with code 255.