Asterisk 1.2.15 and attended transfer for a call in a queue

Hello !

sorry for my english , but I have a asterisk 1.2.15 and for the attended transfer with a call in a queue , thz transfer don’t work.

Dial plan :

exten => _2932,1,Set(NUMERO=${CALLERIDNUM})
exten => _2932,2,Set(POSTE=999)
exten => _2932,3,agi(agi://127.0.0.1:4578/dispatch?NUMERO=${NUMERO},POSTE=${POSTE})
exten => _2932,4,GoToIf($["${POSTE}" = “999”] ?8:5)
exten => _2932,5,Set(NUMERO=${POSTE})
exten => _2932,6,Set(PROTOCOLE=mISDN/1/)
exten => _2932,7,Macro(directpuisgroupe,${NUMERO},${PROTOCOLE})
exten => _2932,8,Set(__ID=${CHANNEL})
exten => _2932,9,Answer
exten => _2932,10,Wait(1)
exten => _2932,11,Set(GROUPE=standard)
exten => _2932,12,Set(ACTIF=0)
exten => _2932,13,agi(agi://127.0.0.1:4580/messagerie?GROUPE=${GROUPE},ACTIF=${ACTIF})
exten => _2932,14,GoToIf($["${ACTIF}" = “1”] ?18:15)
exten => _2932,15,Playback(Default_FRA)
exten => _2932,16,Set(__TRANSFER_CONTEXT=aditictx
exten => _2932,17,Queue(${GROUPE}|tT|||600)
exten => _2932,18,Playback(accueil-sepieter)
exten => _2932,19,Voicemail(999)

this the only case of transfer that don’t work!!!

have you got a idea !!!

thanks for help !!!