Settings > Project and Budget Settings > Settings Window - Project > Turn On or Off Warnings for Partially Allocated Project Transactions
                                
                                Turn On or Off Warnings for Partially Allocated Project Transactions
To set up a warning when any amount less than the entire transaction is allocated to a project :
- In the Home window on the Setup menu, choose Settings.
 - On the left side of the window, click Project and then Allocation.
 - Select or clear the Warn if allocation is not complete option.
 - Click OK.