error server during activate pack or scard

hello i buy sigma box, i install all but when i try to activate pack i have this problem:


SigmaKey v.2.28.06
80************ Sigma dongle 2.28, Initializing...OK
Pack 1: Not activated
Pack 2: Not activated
Pack 3: Not activated
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Disconnect SigmaKey/Box...OK
S-Card: 80******** Sigma dongle, v 2.28
Wrong or incomplete server reply received: Non valido al primo livello del documento.




who can help me??