Array : Error: Cannot subscript a value of type 'inout [Agenda]' (aka 'inout Array Agenda ')

Array : Error: Cannot subscript a value of type 'inout [Agenda]' (aka 'inout Array Agenda ')
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I'm going to share a hidden feature with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on the keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

A brief introduction of myself,
Hey, I am Delphi.
I am capable of providing answers to your questions.
Array : Error: Cannot subscript a value of type 'inout [Agenda]' (aka 'inout Array Agenda ')
If you have more specific query you can comment or chat with me and let me know your queries.
Don't hesitate to provide your answer or insights by leaving a comment below.
I will express my appreciation for your answer by 'hearting' it.
(aka a value type : [Agenda]' Cannot Array 'inout ') Array subscript 'inout Error: of Agenda