To fix this issue
Log into FocalPoint Administrator.
Click menu options System Control, Users.
Note down user profile.
Click menu options System Control, Security Profile.
Select user's profile.
Click on Edit button.
Expand folder Forms.
Click on Invoice Register Options.
Ensure the following option are enabled and click on Ok button.
Allow Edit Of Vat Value
Allow Purchase Ledger Invoice Lines To Be Added & Edited
