Hello everyone.. well this is my first post.. i have used mirc over 2 years ago and now i got it on my computer but i cant seem to receive files.. I have typed in the following:

/ctcp <name> xdcc send#

and nothing happens.. i look into my status and i receive this error:
You must identify to a registered nick to private message <name>

i am a registred user but i dont know what to do?? Help please

thank you in advance,