Then you need to hire someone who does... or live with the issue.
good answer

Then you need to hire someone who does... or live with the issue.
You will have to debug this locally. It is not a problem I see (both on v6 and v7 RouterOS).
Make a packet capture of the DHCP traffic and analyze it using Wireshark to see what is really happening.
From your screenshot I see something strange...
What is your RouterOS version and what RouterBOARD is?
Post the results ofon forum, removing first serial number, usernames, passwords and emailsCode: Select all/export file=config
same mac address but different ipMaybe the users change MAC address? Some devices do that to "hide them from tracking".
MAC cookie the feature is on and defined as 2 weeks and (14 days).You may use MAC cookie feature to avoid this: https://wiki.mikrotik.com/wiki/Manual:H ... MAC_Cookiei am using hotspot, users due to ip change, they have to login again
Probably the user terminating the lease when they leave? And/or declining the lease when they re-apply.
When you want users to have a static IP, you need to make the lease static.
YeahAm not sure i understand...
You have VLAN100 configured on ether2 ?
Well your radius service needs to be made routable to your mikrotik-router, or put pfsense on your local LAN segment.