crash error.

[xVolar]

[10:42:49] [Server thread/DEBUG]: #0 plugins/Kohi1v1_dev-15.phar/src/SavionLegends/Kohi1v1/tasks/KohiTask(110): SavionLegends\Kohi1v1\game\KohiClass->end()
[10:42:49] [Server thread/DEBUG]: #1 src/pocketmine/scheduler/TaskHandler(134): SavionLegends\Kohi1v1\tasks\KohiTask->onRun(integer 7670)
[10:42:49] [Server thread/DEBUG]: #2 src/pocketmine/scheduler/TaskScheduler(176): pocketmine\scheduler\TaskHandler->run(integer 7670)
[10:42:49] [Server thread/DEBUG]: #3 src/pocketmine/plugin/PluginManager(643): pocketmine\scheduler\TaskScheduler->mainThreadHeartbeat(integer 7670)
[10:42:49] [Server thread/DEBUG]: #4 src/pocketmine/Server(2380): pocketmine\plugin\PluginManager->tickSchedulers(integer 7670)
[10:42:49] [Server thread/DEBUG]: #5 src/pocketmine/Server(2143): pocketmine\Server->tick()
[10:42:49] [Server thread/DEBUG]: #6 src/pocketmine/Server(1990): pocketmine\Server->tickProcessor()
[10:42:49] [Server thread/DEBUG]: #7 src/pocketmine/Server(1584): pocketmine\Server->start()
[10:42:49] [Server thread/DEBUG]: #8 src/pocketmine/PocketMine(273): pocketmine\Server->__construct(object BaseClassLoader, object pocketmine\utils\MainLogger, string[15] /home/gs-41029/, string[23] /home/gs-41029/plugins/)
[10:42:49] [Server thread/DEBUG]: #9 src/pocketmine/PocketMine(296): pocketmine\server()
[10:42:49] [Server thread/DEBUG]: #10 (11): require(string[95] phar:///pro/bin/mcpe/pocketmine-stable-1.14.60/PocketMine-MP.phar/src/pocketmine)
[10:42:49] [Server thread/EMERGENCY]: An unrecoverable error has occurred and the server has crashed. Creating a crash dump
[10:42:49] [Server thread/EMERGENCY]: Please upload the "/home/gs-41029/crashdumps/Thu_Apr_30-10.42.49-UTC_2020.log" file to the Crash Archive and submit the link to the Bug Reporting page. Give as much info as you can.