Trim server configuration is incorrect

using (TrimImpersonationScope impersonate = new TrimImpersonationScope())
{
    try
    {
        this.Token = impersonate.BeginImpersonationAdmin();
        _db = new Database();
        _db.WebServerWorkPath = _serverWorkPath;
        _db.SetAsWebService();
        _db.WorkgroupServerPort = _port;
        _db.Id = _dbid;
        _db.WorkgroupServerName = _svrname;

        if (TrimImpersonationScope.ImpersonationEnum == TrimImpersonationEnum.ConnectUsingUserNamePassword)
            _db.ConnectAs(this.Token, TrimImpersonationScope.Password);
        else
            _db.Connect();
    }
}

the below error occuring the connect trim seever. corecreatemutexaccesiblebyeveryone: create/openmutex failed. the system cannot find the file specified. (0x00000002). - access is denied. (0x00000005). - the system cannot find the file specified. (0x00000002).