This issue can be caused if an expense type on the particular expense has been made inactive. To confirm if this is the cause of the issue:
Log into FocalPoint Administrator
Click Records, Expense Types
If the Active check box is not ticked on any of the Expense types used on the problem expense, then select the Expense type in question, click Edit, and select the Active check box
Click OK to save any changes.
If the steps above do not resolve the issue, Support will need a copy of the database to investigate further. Therefore please raise a new case online and reference the title of this article and please include details of the expense affected.