Attempt to load Oracle client libraries threw BadImageFormatException. This problem will occur when running in 64 bit mode with the 32 bit Oracle client components installed.

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C#

ASP.NET2

Hi,

iam getting the below error when i run the installed stand alone .exe file.

i have tried in debugging and run the C# console application.it is working fine. able to execute the application without any issue. But, when i install the setup and execute the .exe it is throwing the below errors.

installed .exe(application file) is throwing error in both my development environment and deployment server.

Development machine : windows 7 (64bit),IIS7

Deployment Server : windows 2008(64bit),IIS7

i tried all the possible approach and Google to find a solution.no luck.

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Message:
Exception Log Generated On Friday, June 07, 2013 at 2:15:16 PM
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Exception Information: Exception #1
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Exception Type: System.InvalidOperationException
Message: Attempt to load Oracle client libraries threw BadImageFormatException.  This problem will occur when running in 64 bit mode with the 32 bit Oracle client components installed.
Data: System.Collections.ListDictionaryInternal
TargetSite: Int32 DetermineClientVersion()
HelpLink: NULL/Undefined
Source: System.Data.OracleClient

Stack Trace Information
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   at System.Data.OracleClient.OCI.DetermineClientVersion()
   at System.Data.OracleClient.OracleInternalConnection.OpenOnLocalTransaction(String userName, String password, String serverName, Boolean integratedSecurity, Boolean unicode, Boolean omitOracleConnectionName)
   at System.Data.OracleClient.OracleInternalConnection..ctor(OracleConnectionString connectionOptions)
   at System.Data.OracleClient.OracleConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject)
   at System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options)
   at System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject)
   at System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject)
   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()
   at System.Data.Common.DbDataAdapter.QuietOpen(IDbConnection connection, ConnectionState& originalState)
   at System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior)
   at System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior)
   at System.Data.Common.DbDataAdapter.Fill(DataSet dataSet)
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.DoLoadDataSet(DbCommand command, DataSet dataSet, String[] tableNames)
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.LoadDataSet(DbCommand command, DataSet dataSet, String[] tableNames)
   at Microsoft.Practices.EnterpriseLibrary.Data.Oracle.OracleDatabase.LoadDataSet(DbCommand command, DataSet dataSet, String[] tableNames)
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.LoadDataSet(DbCommand command, DataSet dataSet, String tableName)
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteDataSet(DbCommand command)
   at Microsoft.Practices.EnterpriseLibrary.Data.Oracle.OracleDatabase.ExecuteDataSet(DbCommand command)
   at ForceOrphanReportsDAL.DAL.GetOrphansReportDetails()
   at ForceOrphanReportsBL.BusinessLogics.GetReportDetailsBL(String orphanFileName, String outOfSyncFileName)
   at OutOfSyncReports.Program.Main(String[] args)

Exception Information: Exception #2
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Exception Type: System.BadImageFormatException
Message: An attempt was made to load a program with an incorrect format. (Exception from HRESULT: 0x8007000B)
FileName: NULL/Undefined
FusionLog: NULL/Undefined
Data: System.Collections.ListDictionaryInternal
TargetSite: Int32 OCILobCopy2(IntPtr, IntPtr, IntPtr, IntPtr, UInt64, UInt64, UInt64)
HelpLink: NULL/Undefined
Source: System.Data.OracleClient

Stack Trace Information
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   at System.Data.Common.UnsafeNativeMethods.OCILobCopy2(IntPtr svchp, IntPtr errhp, IntPtr dst_locp, IntPtr src_locp, UInt64 amount, UInt64 dst_offset, UInt64 src_offset)
   at System.Data.OracleClient.OCI.DetermineClientVersion()
Category: Error

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any help is appreciated! since,this is bugging my head for more than 2 weeks.

Thank You in advance,

Raja Duraisamy.