well actually i hav taken this code from a friend whois not available now. the part which is being highlighted as having error doesnt seems to hav these tbuf n tlit. i m pasting the error part :
void CMyBTListener::Inquire()
{
_LIT(KL2Cap,"BTLinkManager");
User::LeaveIfError(socksvr.FindProtocol((TProtocolName)KL2Cap,protocolInfo));
User::LeaveIfError(hr.Open(socksvr,protocolInfo.iAddrFamily,protocolInfo.iProtocol));