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[Trxgically]

[22:45:17] [Server thread/CRITICAL]: TypeError: "Argument 1 passed to pocketmine\Server::getPlayerExact() must be of the type string, null given, called in phar:///root/pocketmine/plugins/FactionsPro_dev-894.phar/src/FactionsPro/FactionCommands.php on line 1023" (EXCEPTION) in "src/pocketmine/Server" at line 864
[22:45:17] [Server thread/DEBUG]: #0 FactionsPro_dev-894.phar/src/FactionsPro/FactionCommands(1023): pocketmine\Server->getPlayerExact(NULL )
[22:45:17] [Server thread/DEBUG]: #1 FactionsPro_dev-894.phar/src/FactionsPro/FactionMain(128): FactionsPro\FactionCommands->onCommand(pocketmine\Player object, pocketmine\command\PluginCommand object, string f, array Array())
[22:45:17] [Server thread/DEBUG]: #2 src/pocketmine/command/PluginCommand(58): FactionsPro\FactionMain->onCommand(pocketmine\Player object, pocketmine\command\PluginCommand object, string f, array Array())
[22:45:17] [Server thread/DEBUG]: #3 src/pocketmine/command/SimpleCommandMap(256): pocketmine\command\PluginCommand->execute(pocketmine\Player object, string f, array Array())
[22:45:17] [Server thread/DEBUG]: #4 src/pocketmine/Server(1960): pocketmine\command\SimpleCommandMap->dispatch(pocketmine\Player object, string f enemy legacy)
[22:45:17] [Server thread/DEBUG]: #5 src/pocketmine/Player(2173): pocketmine\Server->dispatchCommand(pocketmine\Player object, string f enemy legacy)
[22:45:17] [Server thread/DEBUG]: #6 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(229): pocketmine\Player->chat(string /f enemy legacy)
[22:45:17] [Server thread/DEBUG]: #7 src/pocketmine/network/mcpe/protocol/CommandRequestPacket(54): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleCommandRequest(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[22:45:17] [Server thread/DEBUG]: #8 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(99): pocketmine\network\mcpe\protocol\CommandRequestPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[22:45:17] [Server thread/DEBUG]: #9 src/pocketmine/network/mcpe/protocol/BatchPacket(114): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[22:45:17] [Server thread/DEBUG]: #10 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(99): pocketmine\network\mcpe\protocol\BatchPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[22:45:17] [Server thread/DEBUG]: #11 src/pocketmine/Player(3061): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[22:45:17] [Server thread/DEBUG]: #12 src/pocketmine/network/mcpe/RakLibInterface(162): pocketmine\Player->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[22:45:17] [Server thread/DEBUG]: #13 vendor/pocketmine/raklib/src/server/ServerHandler(98): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string 144.163.78.29 55790, raklib\protocol\EncapsulatedPacket object, integer 0)
[22:45:17] [Server thread/DEBUG]: #14 src/pocketmine/network/mcpe/RakLibInterface(102): raklib\server\ServerHandler->handlePacket()
[22:45:17] [Server thread/DEBUG]: #15 src/pocketmine/network/mcpe/RakLibInterface(92): pocketmine\network\mcpe\RakLibInterface->process()
[22:45:17] [Server thread/DEBUG]: #16 vendor/pocketmine/snooze/src/SleeperHandler(120): pocketmine\network\mcpe\RakLibInterface->pocketmine\network\mcpe{closure}()
[22:45:17] [Server thread/DEBUG]: #17 vendor/pocketmine/snooze/src/SleeperHandler(82): pocketmine\snooze\SleeperHandler->processNotifications()
[22:45:17] [Server thread/DEBUG]: #18 src/pocketmine/Server(2278): pocketmine\snooze\SleeperHandler->sleepUntil(double 1546746317.5605)
[22:45:17] [Server thread/DEBUG]: #19 src/pocketmine/Server(2139): pocketmine\Server->tickProcessor()
[22:45:17] [Server thread/DEBUG]: #20 src/pocketmine/Server(1715): pocketmine\Server->start()
[22:45:17] [Server thread/DEBUG]: #21 src/pocketmine/PocketMine(249): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string /root/pocketmine/, string /root/pocketmine/plugins/)
[22:45:17] [Server thread/DEBUG]: #22 /root/pocketmine/PocketMine-MP.phar(1): require(string phar:///root/pocketmine/PocketMine-MP.phar/src/pocketmine/PocketMine.php)

/f war tp also crashes my players, and you can do /f war even when your still allies..

[Trxgically]

22:50:05] [Server thread/CRITICAL]: ErrorException: "Undefined offset: 2" (EXCEPTION) in "FactionsPro_dev-894.phar/src/FactionsPro/FactionCommands" at line 52
[22:50:05] [Server thread/DEBUG]: #0 FactionsPro_dev-894.phar/src/FactionsPro/FactionCommands(52): pocketmine\utils\Utils::errorExceptionHandler(integer 8, string Undefined offset: 2, string phar:///root/pocketmine/plugins/FactionsPro_dev-894.phar/src/FactionsPro/FactionCommands.php, integer 52, array Array())
[22:50:05] [Server thread/DEBUG]: #1 FactionsPro_dev-894.phar/src/FactionsPro/FactionMain(128): FactionsPro\FactionCommands->onCommand(pocketmine\Player object, pocketmine\command\PluginCommand object, string f, array Array())
[22:50:05] [Server thread/DEBUG]: #2 src/pocketmine/command/PluginCommand(58): FactionsPro\FactionMain->onCommand(pocketmine\Player object, pocketmine\command\PluginCommand object, string f, array Array())
[22:50:05] [Server thread/DEBUG]: #3 src/pocketmine/command/SimpleCommandMap(256): pocketmine\command\PluginCommand->execute(pocketmine\Player object, string f, array Array())
[22:50:05] [Server thread/DEBUG]: #4 src/pocketmine/Server(1960): pocketmine\command\SimpleCommandMap->dispatch(pocketmine\Player object, string f war tp)
[22:50:05] [Server thread/DEBUG]: #5 src/pocketmine/Player(2173): pocketmine\Server->dispatchCommand(pocketmine\Player object, string f war tp)
[22:50:05] [Server thread/DEBUG]: #6 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(229): pocketmine\Player->chat(string /f war tp)
[22:50:05] [Server thread/DEBUG]: #7 src/pocketmine/network/mcpe/protocol/CommandRequestPacket(54): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleCommandRequest(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[22:50:05] [Server thread/DEBUG]: #8 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(99): pocketmine\network\mcpe\protocol\CommandRequestPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[22:50:05] [Server thread/DEBUG]: #9 src/pocketmine/network/mcpe/protocol/BatchPacket(114): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[22:50:05] [Server thread/DEBUG]: #10 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(99): pocketmine\network\mcpe\protocol\BatchPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[22:50:05] [Server thread/DEBUG]: #11 src/pocketmine/Player(3061): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[22:50:05] [Server thread/DEBUG]: #12 src/pocketmine/network/mcpe/RakLibInterface(162): pocketmine\Player->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[22:50:05] [Server thread/DEBUG]: #13 vendor/pocketmine/raklib/src/server/ServerHandler(98): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string 98.110.109.212 48870, raklib\protocol\EncapsulatedPacket object, integer 0)
[22:50:05] [Server thread/DEBUG]: #14 src/pocketmine/network/mcpe/RakLibInterface(102): raklib\server\ServerHandler->handlePacket()
[22:50:05] [Server thread/DEBUG]: #15 src/pocketmine/network/mcpe/RakLibInterface(92): pocketmine\network\mcpe\RakLibInterface->process()
[22:50:05] [Server thread/DEBUG]: #16 vendor/pocketmine/snooze/src/SleeperHandler(120): pocketmine\network\mcpe\RakLibInterface->pocketmine\network\mcpe{closure}()
[22:50:05] [Server thread/DEBUG]: #17 vendor/pocketmine/snooze/src/SleeperHandler(82): pocketmine\snooze\SleeperHandler->processNotifications()
[22:50:05] [Server thread/DEBUG]: #18 src/pocketmine/Server(2278): pocketmine\snooze\SleeperHandler->sleepUntil(double 1546746605.7102)
[22:50:05] [Server thread/DEBUG]: #19 src/pocketmine/Server(2139): pocketmine\Server->tickProcessor()
[22:50:05] [Server thread/DEBUG]: #20 src/pocketmine/Server(1715): pocketmine\Server->start()
[22:50:05] [Server thread/DEBUG]: #21 src/pocketmine/PocketMine(249): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string /root/pocketmine/, string /root/pocketmine/plugins/)
[22:50:05] [Server thread/DEBUG]: #22 /root/pocketmine/PocketMine-MP.phar(1): require(string phar:///root/pocketmine/PocketMine-MP.phar/src/pocketmine/PocketMine.php)

That's the /f war to error