Hi

below is my code :

SoapClient m_sfdcSrv = new SoapClient();
            
             
            loginResult = m_sfdcSrv.login(loginScopeHeader, "synthesis_rajesh@hotmail.com", "admin@1234lM9Jzm7SgNdqDnh8O3Y92jAbz");

When i run this code i m getting this error

Could not establish trust relationship for the SSL/TLS secure channel with authority 'login.salesforce.com'

Please help me, thanks in advance