Forums mIRC Help [23:28] *** You have a DCC pending, why???

[23:28] *** You have a DCC pending, Set your client to receive the transfer. (150 seconds remaining until timeout)

Is this a client error, or is it his server? I have set my mIRC to accept ALL files.Is there anything else i must do? I reeeeaaaally want to know....grateful for any help with this

/Robert