hello all
i tried to download Ndless v3.1 beta for OS v3.1 with TI-Nspire CX CAS but i get to an error pop pup wich says,


ICAP Error (icap_error)

An error occurred while performing an ICAP operation: File decompression/decode error; File: ndless-%E2%80%8Bv3.%E2%80%8B1-%E2%80%8Bbeta-%E2%80%8Br914.zip; Sub File: No file name available; Vendor: Kaspersky Labs; Engine error code: 0x00050000; Engine version: 8.1.8.79; Pattern version: 140114.143000.7304435; Pattern date: 2014.01.14 14:30:00
There could be a network problem, the ICAP service may be misconfigured, or the ICAP server may have reported an error.

For assistance, contact your network support team.

what is the solution...can some 1 give a helping hand
thanks