java.lang.UnsatisfiedLinkError: com.btr.proxy.search.desktop.win.Win32ProxyUtils.winHttpGetIEProxyCo

Hi Team,
Am getting the below error while executing the tests from Java- Eclipse, please provide a solution.

java.lang.UnsatisfiedLinkError: com.btr.proxy.search.desktop.win.Win32ProxyUtils.winHttpGetIEProxyConfigForCurrentUser()Lcom/btr/proxy/search/desktop/win/Win32IESettings;