Problem is Licensing using the BCM HTTP server / Softphone 4.03

[lalabcm]

I'm installing Avaya 2050 IP Softphone version 4.03.0081 and i have BCM450
Software version : 10.0.1.04.138
SW Version : BCM450 Release 6.0

My problem is Licensing using the BCM HTTP server.
I put the file i2050.cfg (original name ipctokenC86000D99111.cfg) in the Resources -­> Telephony Resources in the softphone In the 2050 IP Softphone Settings window, in Server Settings i put the ip adresse and protocol HTTP but i have all time the message of 'trial period'

i check the log file licensingu4.log and i have this :
Time: 2012/06/21 15:23:23.786, INFO CLASS: INFORMATION CATEGORY: USER_LEVEL. Description: Token release.
Time: 2012/06/21 15:23:24.364, INFO CLASS: INFORMATION CATEGORY: SOFTWARE. Description: License file is absent or invalid, error #6.
Time: 2012/06/21 15:23:24.364, INFO CLASS: INFORMATION CATEGORY: SOFTWARE. Description: FeatureID 0 requires 0 tokens.
Time: 2012/06/21 15:23:24.364, INFO CLASS: INFORMATION CATEGORY: USER_LEVEL. Description: Token request error 3
Time: 2012/06/21 15:23:24.364, INFO CLASS: INFORMATION CATEGORY: SOFTWARE. Description: Token GRANT.
Time: 2012/06/21 15:23:51.271, INFO CLASS: INFORMATION CATEGORY: USER_LEVEL. Description: Token release.

Somebody can me help please ?
Thanks