getting RFC error while adding satilite system to solman

hi team

we are getting RFC error while adding the satilite system at the end

and while assigning logical system to it am unable to give any logical name to it

i hope i din't select the correct product version whie creating assistence but still i have solaman EHP1 and another netweaver 7.3 version (which i am trying to add this to solman as satilite sys)

could you any one send me the screen shoots of it

exactly i was stuck at assignng the logical component

the problem was in that particular screen (wizard) i have proovided client and compnent name and logical name i tried to pick from drop down(it showed empty)and i tried to give some name manually it is not accepting

guys finally i want to say is i am unable to add the particular netweraver 7.3 abap stack component as a satilite system in solman

could you please any one help me