When we go to the Journal of an account and click Add we may not have any options to add a transaction to the Journal.
We can only add transactions to Constituent accounts, see What is the difference between roles. So, if this account is for a User or a Tribute we will need to add a role to this account. We can check to see what type of account it is by looking in the top right corner above the Account Number.
If this is not a Constituent account we will need to add that role: