Lmia exempt wp

[@inder]

hi
Need help!

am applying for wp ext under aip ,have support letter , endorsement letter , was filling the online wp application but they are asking duration of work , I selected the past date when I joined but it’s showing its must be greater than todays days , but my offer letter that i have , states the past date of 2023 and permanent job (end date) So what should i put under start date and end dates????