>Dear Sir,
>
>When I run form, the compiler shows error message " Unrecognise command verb" on this line
>
>Acivate popup abc bar 2
>
>Please modify it.
>I am using VFP6.
>
>Thanks

That error is not related with that line. Check your code. ie:

define popup ABC from 1,1 to 20,30
for ix=1 to 10
  define bar m.ix of ABC prompt 'Bar no #\<'+trans(m.ix)
endfor
activate popup ABC bar 3

PS: Maybe you've a #define ABC directive.
Cetin