Expense Reports Freezing

Is anyone else experiencing problems with data being lost while entering items into expense reports? For the second time in a couple of months, one user entered many expenses, clicked "Complete later" and nothing happened. Waiting does nothing, and if we navigate away from the page and come back, it's as if no changes were ever entered. Why in the world isn't there some sort of auto-save feature built in anywhere in Netsuite? Especially for instances such as this where the only alternative I can think of would be to enter 2-3 expenses, click "complete later", enter 2-3 more, "complete