Hello @siya, I'm more than happy to help!    Are these errors consistent or sporadic?    Is there a specific parameter that you feel is responsible for the 500 error? Have you tried to POST a small to benign change, like increasing or decreasing the transmit power by 1?    I believe that I've found a workaround to this issue. Please try the following steps:   1. Enable band steering on all SSIDs with both 2.4 and 5GHz enabled 2. Run an API that has had constant failure to see if we get a 200 code  3. Disable band steering where is was enabled in step 1 4. Test again that same API   ... View more

Take a look at this API: https://developer.cisco.com/meraki/api-v1/get-network-wireless-air-marshal/   ... View more