Sony ericsson W150 server error

Hi!!
I tryed to calculate Sony Ericsson W150 via server but it says error!!
Need help please!!

Code:

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Selected vendor: Sony / SonyEricsson S1 (W100, W150..)
Selected model: W150i
Checking input params...OK
Connecting to server...OK
Octopus smart card is present.
Checking smart card...OK
Username: rvnaina
Authorizing...OK
Checking balance...OK
Checking operation...OK
Get credits, needed for current operation...OK
Your balance: 20 credits.
This operation will cost You 20 credits.
Sending request to server...Failed!
Internal Server Error (errCode:0009)

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BR
Naina