Now when creating a journal adjustment and a new account is required there is an option of adding a new account for each section as follows:
Clicking the account dropdown for journal entries lists existing accounts or "+ Add Account" may be selected to create a new account. In this case, we have created two new accounts, one in Inventory and one in the Accounts Receivable section:
Note that in the TB only the account code and name will appear until the journal is approved and posted: