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POWindows Service in .net cannot resolve tns service name
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  1. POWindows Service in .net cannot resolve tns service name
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    copied!<p>I have moved a component of our application from a webservice to a Windows Service. It connects to oracle perfectly from the webservice but refuses to see the Tns names from the Windows service. I have given full control to the ORAHOME dir to the account the service is running under. </p> <p>I have also checked the service account permission to the registry by using runas regedit as the service account and it can see HKLM\SOFTWARE\ORACLE\HOME0 details and HKLM\SOFTWARE\ORACLE\ALL_HOMES. All the ORACLE_HOME keys are pointing to the same directory. </p> <p>I can log in as the service account and TNSPing the sid 'UAT' with no problems: <pre><code>'OK (70 msec)'</code></pre></p> <p>I have attached process monitor to the process and the service account is (finally after scanning most of the registry) seeing the tnsnames.ora and even reads it.</p> <p>Are you chuckling behind your keyboard? Can you help!</p> <p><pre><code>Cause: OracleException</p> <p>Source: System.Data.OracleClient Message: ORA-12154: TNS:could not resolve service name at System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) at System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) at System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) at System.Data.OracleClient.OracleConnection.Open() </pre></code></p>
 

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