yaml_parse error on api 3.0.0 ALPHA12

[itsmeorestis]

ik this plugin hasnt been edited for years, i went on and changed the api version but i get this...
dev pls start working on this again... thanks!
the error:

[Server thread/ERROR]: Could not load '/home/container/plugins/BossBarAPI' in folder '/home/container/plugins/': yaml_parse(): scanning error encountered during parsing: mapping values are not allowed in this context (line 2, column 7)�(B
[11:37:52] �(B[Server thread/CRITICAL]: ErrorException: "yaml_parse(): scanning error encountered during parsing: mapping values are not allowed in this context (line 2, column 7)" (EXCEPTION) in "src/pocketmine/plugin/PluginDescription" at line 62�(B
[11:37:52] �(B[Server thread/DEBUG]: #0 (): pocketmine\error_handler(integer 2, string yaml_parse(): scanning error encountered during parsing: mapping values are not allowed in this context (line 2, column 7), string phar:///home/container/PocketMine-MP.phar/src/pocketmine/plugin/PluginDescription.php, integer 62, array Array())�(B
[11:37:52] �(B[Server thread/DEBUG]: #1 src/pocketmine/plugin/PluginDescription(62): yaml_parse(string name: BossBarAPI. main: BossBarAPI.\src\PocketEssential\BossBarAPI version: 2.0.0 api: [3.0.0 ALPHA12]. load: POSTWORLD)�(B
[11:37:52] �(B[Server thread/DEBUG]: #2 PocketMine-DevTools.phar/src/FolderPluginLoader/FolderPluginLoader(93): pocketmine\plugin\PluginDescription->__construct(string name: BossBarAPI. main: BossBarAPI.\src\PocketEssential\BossBarAPI version: 2.0.0 api: [3.0.0 ALPHA12]. load: POSTWORLD)�(B
[11:37:52] �(B[Server thread/DEBUG]: #3 src/pocketmine/plugin/PluginManager(217): FolderPluginLoader\FolderPluginLoader->getPluginDescription(string /home/container/plugins/BossBarAPI)�(B
[11:37:52] �(B[Server thread/DEBUG]: #4 PocketMine-DevTools.phar/src/DevTools/DevTools(47): pocketmine\plugin\PluginManager->loadPlugins(string /home/container/plugins/, array Array())�(B
[11:37:52] �(B[Server thread/DEBUG]: #5 src/pocketmine/plugin/PluginBase(90): DevTools\DevTools->onEnable()�(B
[11:37:52] �(B[Server thread/DEBUG]: #6 src/pocketmine/plugin/PharPluginLoader(127): pocketmine\plugin\PluginBase->setEnabled(boolean 1)�(B
[11:37:52] �(B[Server thread/DEBUG]: #7 src/pocketmine/plugin/PluginManager(576): pocketmine\plugin\PharPluginLoader->enablePlugin(DevTools\DevTools object)�(B
[11:37:52] �(B[Server thread/DEBUG]: #8 src/pocketmine/Server(1919): pocketmine\plugin\PluginManager->enablePlugin(DevTools\DevTools object)�(B
[11:37:52] �(B[Server thread/DEBUG]: #9 src/pocketmine/Server(1905): pocketmine\Server->enablePlugin(DevTools\DevTools object)�(B
[11:37:52] �(B[Server thread/DEBUG]: #10 src/pocketmine/Server(1987): pocketmine\Server->enablePlugins(integer 0)�(B
[11:37:52] �(B[Server thread/DEBUG]: #11 src/pocketmine/command/defaults/ReloadCommand(49): pocketmine\Server->reload()�(B
[11:37:52] �(B[Server thread/DEBUG]: #12 src/pocketmine/command/SimpleCommandMap(258): pocketmine\command\defaults\ReloadCommand->execute(pocketmine\command\ConsoleCommandSender object, string reload, array Array())�(B
[11:37:52] �(B[Server thread/DEBUG]: #13 src/pocketmine/Server(1946): pocketmine\command\SimpleCommandMap->dispatch(pocketmine\command\ConsoleCommandSender object, string reload)�(B
[11:37:52] �(B[Server thread/DEBUG]: #14 src/pocketmine/Server(1931): pocketmine\Server->dispatchCommand(pocketmine\command\ConsoleCommandSender object, string reload)�(B
[11:37:52] �(B[Server thread/DEBUG]: #15 src/pocketmine/Server(2492): pocketmine\Server->checkConsole()�(B
[11:37:52] �(B[Server thread/DEBUG]: #16 src/pocketmine/Server(2243): pocketmine\Server->tick()�(B
[11:37:52] �(B[Server thread/DEBUG]: #17 src/pocketmine/Server(2119): pocketmine\Server->tickProcessor()�(B
[11:37:52] �(B[Server thread/DEBUG]: #18 src/pocketmine/Server(1701): pocketmine\Server->start()�(B
[11:37:52] �(B[Server thread/DEBUG]: #19 src/pocketmine/PocketMine(305): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string /home/container/, string /home/container/plugins/)�(B
[11:37:52] �(B[Server thread/DEBUG]: #20 /home/container/PocketMine-MP.phar(1): require(string phar:///home/container/PocketMine-MP.phar/src/pocketmine/PocketMine.php)�(B

this is the error i get on console pls update the boss bar and fix this!!!