php airline api soap problems

[Ishwar Thapa]

hi,

I am using UniserverZ, laravel framework with mysqldatabase.

i am doing travel project using domestic and International api. i use controller// flightcontrolle r.php

i.e
for domestic airline i use function as

 public function getFlightAvailability() 
    {
		$rules = array(
			'sectorFrom'   => 'required',
			'sectorTo' => 'required',
			'trip_type' => 'required',
			'flight_date' => 'required',
			'nationality' => 'required'
		);

		$sectorFrom 	= Input::get('sectorFrom');
		$sectorTo 		= Input::get('sectorTo');
		$flight_date 	= Input::get('flight_date');
		$trip_type 		= Input::get('trip_type');
		$adults         = Input::get('adults');
		$children       = Input::get('children');

		// Create a new validator instance from our validation rules
		$validator = Validator::make(Input::all(), $rules);

			// If validation fails, we'll exit the operation now.
			if ($validator->fails())
			{
				// Ooops.. something went wrong
				return Redirect::back()->withInput()->withErrors($validator);
			}

			ini_set('soap.wsdl_cache_enabled',0);
			ini_set('soap.wsdl_cache_ttl',0);

			// Userid : BLKEYE PASSWORD : PASSWORD AGENCYID :PLZ004

			// Userid : BLKEYE PASSWORD : BLEUS92219 AGENCYID :PLZ003

			//Test http://116.66.198.19:800/usBookingService/UnitedSolutions?wsdl

			//live http://116.90.239.74/us/UnitedSolutions?wsdl
		
		$united_solutions = ServiceProviderSetting::find(2);

		if(!empty($united_solutions->search) and $united_solutions->search == 1 ) 
		{
			try 
			{
					$client = @new SoapClient("http://116.66.198.19:800/usBookingService/UnitedSolutions?wsdl", array(
			                            "trace"=>1,
			                            "location" =>"http://116.66.198.19:800/usBookingService/UnitedSolutions",
			                            "uri" =>"http://booking.us.org/"));

					$addRequest = new stdClass();
					$addRequest->strUserId      = "BLKEYE"; 
					$addRequest->strPassword    = "PASSWORD";
					$addRequest->strAgencyId    = "PLZ004";
					$addRequest->strSectorFrom  = $sectorFrom;
					$addRequest->strSectorTo    = $sectorTo;
					$addRequest->strFlightDate  = $flight_date;
					$addRequest->strTripType    = $trip_type;
					$addRequest->strReturnDate  = Input::get('return_date');
					$addRequest->strNationality = Input::get('nationality');
					$addRequest->intAdult       = Input::get('adults');
					$addRequest->intChild       = Input::get('children');


					$raw_flightavailability = $client->FlightAvailability($addRequest);


					$flightavailability = new SimpleXMLElement($raw_flightavailability->return);
			}
			catch(SoapFault $exception)
			{
			$error = "Oops, we have some issue :<br/> Service temporarily unavailable. Please check back later.";
			//$error = ($exception->getMessage());

			return View::make("frontend.flightavail", compact('error'));
			}
		}

		else 
		{

			$error = "Domestic Search Unavailable at the moment.";

			return View::make("frontend.flightavail", compact('error'));
		}


		return var_dump($raw_flightavailability);

		$test = Input::get('backend');

		if(!empty($test)) {
			$slug = 'backend.flight_search';
		}
		else {
			$slug = 'frontend';
		}

		// Redirect to the new blog post page
		return View::make($slug.'.flightavail', compact('flightavailability','sectorFrom', 'sectorTo', 'flight_date', 'trip_type', 'adults', 'children'));
    }

/*************** *************** *************** *****/



it send only message as


object(stdclass ()432)....Inval id Credentials or Invalid Request Format in unsing api.



plz any boldy can help to solve