I have looked at android documentation and I have seen all the answers in StackOverflow, however, I cannot seem to understand why the notification I am trying to show not sh
As per the error message, you cannot use "miscellaneous"
as the ID of your notification channel - that name is reserved specifically for apps that don't target API 26 or higher for posting all notifications that don't have a channel attached to them.
You can use any other id string for your channel.