hai did you try out the regsvr32 -u "dll"
and then regsvr32 -i "dll"
so try after this i think you may get it done.
please do chek in the registry. once you have registerd.
the name what you have given for build and the name what you have given for calling
Regards
Vinay Bhushan.S
Zenith Software Ltd.
http://www28.brinkster.com/developerhome/