NamelessMC

I'm trying to reset a password via email however it will not work! The email does not send either.

However, when I send a test email it works perfectly fine!

How do I fix this error? 

[2021-05-03, 08:01:35] /var/www/html/modules/Core/pages/forgot_password.php(49): Uncaught Error: Call to undefined method Email::formatEmail() in /var/www/html/modules/Core/pages/forgot_password.php:49
Stack trace:

0 /var/www/html/index.php(86): require()
1
thrown

For some reason it has this error no matter what I do.

[15:43:01 WARN]: com.namelessmc.spigot.lib.nameless_api.ApiError: An API error occured with error code 6
[15:43:01 WARN]:        at com.namelessmc.spigot.lib.nameless_api.RequestHandler.makeConnection(RequestHandler.java:167)
[15:43:01 WARN]:        at com.namelessmc.spigot.lib.nameless_api.RequestHandler.post(RequestHandler.java:52)
[15:43:01 WARN]:        at com.namelessmc.spigot.lib.nameless_api.NamelessAPI.submitServerInfo(NamelessAPI.java:144)
[15:43:01 WARN]:        at com.namelessmc.spigot.ServerDataSender.lambda$run$1(ServerDataSender.java:106)
[15:43:01 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftTask.run(CraftTask.java:71)
[15:43:01 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
[15:43:01 WARN]:        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
[15:43:01 WARN]:        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
[15:43:01 WARN]:        at java.base/java.lang.Thread.run(Thread.java:834)

Can i be unbanned on the discord, I said I am sorry and then you banned me. Please...