Cameraman not moving

[Server thread/CRITICAL]: Could not execute task chalk\cameraman\task\CameraTask: Argument 1 passed to pocketmine\network\mcpe\protocol\DataPacket:utEntityRuntimeId() must be of the type integer, null given, called in phar:///home/gs/gs/data/servers/7426497/PocketMine-MP_1.7dev-156_d294d5a9_API-3.0.0-ALPHA9.phar/src/pocketmine/network/mcpe/protocol/MovePlayerPacket.php on line 77 2017-10-11 [04:39:50] [Server thread/CRITICAL]: TypeError: "Argument 1 passed to pocketmine\network\mcpe\protocol\DataPacket:utEntityRuntimeId() must be of the type integer, null given, called in phar:///home/gs/gs/data/servers/7426497/PocketMine-MP_1.7dev-156_d294d5a9_API-3.0.0-ALPHA9.phar/src/pocketmine/network/mcpe/protocol/MovePlayerPacket.php on line 77" (EXCEPTION) in "src/pocketmine/network/mcpe/protocol/DataPacket" at line 332

 

PHP:

[Server thread/CRITICAL]: Could not execute task chalk\cameraman\task\CameraTask: Argument 1 passed to pocketmine\network\mcpe\protocol\DataPacket::putEntityRuntimeId() must be of the type integer, null given, called in phar:///home/gs/gs/data/servers/7426497/PocketMine-MP_1.7dev-156_d294d5a9_API-3.0.0-ALPHA9.phar/src/pocketmine/network/mcpe/protocol/MovePlayerPacket.php on line 77 2017-10-11 [04:39:50] [Server thread/CRITICAL]: TypeError: "Argument 1 passed to pocketmine\network\mcpe\protocol\DataPacket::putEntityRuntimeId() must be of the type integer, null given, called in phar:///home/gs/gs/data/servers/7426497/PocketMine-MP_1.7dev-156_d294d5a9_API-3.0.0-ALPHA9.phar/src/pocketmine/network/mcpe/protocol/MovePlayerPacket.php on line 77" (EXCEPTION) in "src/pocketmine/network/mcpe/protocol/DataPacket" at line 332

 

Reply?

 

Fixed: https://poggit.pmmp.io/p/Cameraman/