I am faceing problem in reading data from comm port .
with the help javax.comm package api.
at the time of running application .
system program is fireing exception portinuse while isCurrentowner method
is returning false.
and currentuser static variable is giving a port is use in some unknwon wondow
anybody can provide the solution for the same .
and what step i have to do to configure comm port.

it is very urgent for me.