AD Permissions on SharePoint Administrative accounts.

A common mistake that produces the various errors below on install or when adding service accounts to SharePoint.

Solution :
"Authenticated Users" should have "read" permissions on all Service accounts you add to SharePoint.
From the AD consol > edit the AD service account object > Security tab > Select "Authenticated Users" > ensure "Read" permissions are enabled.

Error on SP installation : 

Failed to create the configuration database.
An exception of type System.Collections.Generic.KeyNotFoundException was thrown.  Additional exception information: The given key was not present in the dictionary.
System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary.
at System.ThrowHelper.ThrowKeyNotFoundException()
at System.Collections.Generic.Dictionary`2.get_Item(TKey key)

Error on adding AD account as managed SharePoint account : 
The given key was not present in the dictionary.