jax-rpc : running asant build

Hi,im trying to use "asant build" but its not recognize that commad.wat shud i do?
[103 byte] By [Sopha] at [2007-11-27 1:31:05]
# 1
Do you have Sun AppServer (GlassFish) installed?asadmin should be located in <install-dir>/bin directory.
janeyounga at 2007-7-12 0:33:24 > top of Java-index,Enterprise & Remote Computing,Enterprise Technologies...
# 2
Sorry I meant asant, not asadmin. But they are both located in the same directory: <install-dir>/bin
janeyounga at 2007-7-12 0:33:24 > top of Java-index,Enterprise & Remote Computing,Enterprise Technologies...