Vertex Sales Tax Return Adjustments

One of the main issues we are having is making adjustments to tax due for two states. This started with Arizona in July- we are not able to adjust the tax data without it now changing the exemptions number; the exemptions total should never change. Any adjustment we need to do for a particular state is always adjusted via the Tax Edit function; only the sales tax amount is adjusted, which in turn only affects a change in gross sales. For Arizona, any change we make is changing gross sales and exemptions. This is making the return nearly impossible to