Redwood Offer Validation Rule Continuously Triggers

We are configuring the Redwood Create/Edit Offer page and attempting to add several validation rules.  Below is an example rule where we are validating the Assignment Category against Working Hours, Regular or Temporary, and Full Time or Part Time.

As configured, the rule appears to continually execute and displays a warning on the page, even though the rule criteria has not been met (data is accurate).  We enabled debugging and noticed the validation continually picks up R (Regular) as the Regular or Temporary value even after it is changed to T (Temporary).  It seems that the rule gets hung up on the initial values on the page, although we did not setup the rule to evaluate initial values.  Has anyone experience this issue or have any recommendations on how to address this?  We have several rules like this that