fms port error after installed

Question

I installed fms 3.5 and actually am running apache for php in 8080 and want to make this fms service in different port and made it as 8083 while installing,

After installed when am starting fms using

./fmsmgr server fms start

it shows error message and i checked in messages file it gives already that port is used by someone

"Mar 26 03:59:51 u15393552 Adaptor[12576]: Failed to initialize listeners for adaptor admin, FMS is already running or other adaptor admin"

please find me the solution.