>Then in some totally other area of the form, I have a Begin... End Transaction. and this is where I am getting the error:
>Table "alias" has one or more non-structural indexes open. Please close them and retry the Begin Transaction (Error 1548)

PMFJI, but have you tried something like

SELECT myview
SET ORDER TO

or maybe more drastically

SELECT myview
DELETE TAG ALL

before the Begin Transaction, to see if that helps?