BlueSoleil app not work need netrap file

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I spend whole day and can't find this netrap.dll.I use Ivt BlueSoleil app almost 4 years but today it didn't not work.Everytime I try the open app just get "a reqired DLL file NETRAP.DLL was not found" error.I found file but it's 5.00.2134.1 version and not work under win98se.I can't find older version.Please somebody tell me is there anyway to get this file.