We have upgraded multiple sites to 29.5.1 with no issues. We made sure client load balancing was disabled as well. This fixed a number of disconnect issues and guest registration through ISE.

Thanks for the information, reading the whole thread on version 29.x it feels bad that we have to retro fit our setup to make 29.x work with no issues. I hope Meraki find a solution to this soon. Currently the two sites that had issues were rolled ba...

Also did you fix your environment by upgrading the wifi client driver to support 802.11v

Thanks for the detailed response. Would you mind sharing your Meraki case number so we can point our Meraki SE to look at that.

Out of 114 sites upgraded to 29.4.1 we had two sites with the problem due to loss frames and in the event viewer you can see frequent changes to different AP's but the client were not roaming. We down graded two sites that had these issues which fixe...