There are several reasons that may cause the stock checker to show N/A on the quantity column. Below we outline some of the most common causes with possible solutions:
Cause: Amazon is blocking your browser because too request are being made at the same time
Solution: Limit the number of windows you are tabs you are opening up at the same time.
Cause: Your location is not set on Amazon.com
Solution: Make sure your location is set.
Cause: You are using AZInsight on multiple Chrome profiles on the same computer
Solution: Switch and use AZInsight on only one profile
Cause: You are using AZInsight on same Chrome profile on the different computer
Solution: Switch and use different profiles on each computer
If none of the above causes sounds like what you are experiencing please reach out to a customer champion to set up a remote session to troubleshoot this issue.