error restoring sqb: "Failed to create the data link for fil

i am getting this error after selecting backup file and entering security password. anyone have an idea to get pass this.

09:07:47.451|Info |Logging |1 |Current Logging levels enabled: Verbose,Warning,Fatal,Debug,Information,Trace,Error
09:07:47.708|Info |ngWrapper.LogManager|1 |#1:Loaded assembly System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 from file:///C:/Windows/assembly/GAC_32/System.Data/2.0.0.0__b77a5c561934e089/System.Data.dll/2.0.50727.4016 (NetFxQFE.050727-4000)
09:07:48.854|Info |ngWrapper.LogManager|1 |#1:Loaded assembly Accessibility, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a from file:///C:/Windows/assembly/GAC_MSIL/Accessibility/2.0.0.0__b03f5f7f11d50a3a/Accessibility.dll/2.0.50727.4016 (NetFxQFE.050727-4000)
09:07:54.928|Info |ngWrapper.LogManager|1 |#1:Loaded assembly Ninject.Core, Version=1.0.0.82, Culture=neutral, PublicKeyToken=c7192dc5380945e7 from file:///C:/Program Files/Red Gate/HyperBac/gui/Ninject.Core.DLL/1.0.0.82
09:07:55.018|Debug |EngineInternalModule|1 |#1:Declaring binding for service PersistenceSettings
09:07:55.027|Debug |EngineInternalModule|1 |#1:Declaring binding for service BackgroundErrorReporter
09:07:55.029|Debug |EngineInternalModule|1 |#1:Declaring binding for service StoppableTracker
09:07:55.048|Debug |ndardBindingSelector|1 |#1:Resolving binding for active request for BackgroundErrorReporter
09:07:55.050|Debug |ndardBindingSelector|1 |#1:1 candidate binding available for service BackgroundErrorReporter
09:07:55.051|Debug |ndardBindingSelector|1 |#1:One default binding and 0 conditional bindings match the current context
09:07:55.051|Debug |ndardBindingSelector|1 |#1:No conditional bindings matched, falling back on default binding.
09:07:55.055|Debug |ning.StandardPlanner|1 |#1:Activation plan for type BackgroundErrorReporter requested by default self-binding of BackgroundErrorReporter (via OrderedParameterProvider)
09:07:55.055|Debug |ning.StandardPlanner|1 |#1:Type has not been analyzed, building activation plan
09:07:55.082|Debug |ning.StandardPlanner|1 |#1:Activation plan for BackgroundErrorReporter built successfully
09:07:55.118|Debug |king.StandardTracker|1 |#1:Starting to track instance resulting from active request for BackgroundErrorReporter
using default self-binding of BackgroundErrorReporter (via OrderedParameterProvider)
09:07:55.142|Info |ngWrapper.LogManager|4 |#4:Loaded assembly RedGate.Shared.SQL, Version=8.1.0.4, Culture=neutral, PublicKeyToken=7f465a1c156d4d57 from file:///C:/Program Files/Red Gate/HyperBac/gui/RedGate.Shared.SQL.DLL/8.1.0.4
09:07:55.236|Info |ngWrapper.LogManager|4 |#4:Loaded assembly System.Transactions, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 from file:///C:/Windows/assembly/GAC_32/System.Transactions/2.0.0.0__b77a5c561934e089/System.Transactions.dll/2.0.50727.4016 (NetFxQFE.050727-4000)
09:07:55.245|Info |ngWrapper.LogManager|4 |#4:Loaded assembly System.EnterpriseServices, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a from file:///C:/Windows/assembly/GAC_32/System.EnterpriseServices/2.0.0.0__b03f5f7f11d50a3a/System.EnterpriseServices.dll/2.0.50727.4016 (NetFxQFE.050727-4000)
09:07:55.300|Debug |SelectBackupPage |1 |ApplyContext - m_GetServerInformation: False
09:07:55.300|Debug |SelectBackupPage |1 |ApplyContext - m_DataPath: C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\Data
09:07:55.300|Debug |SelectBackupPage |1 |ApplyContext - m_Databases: System.Collections.Generic.List`1[RedGate.SQLVirtualRestore.Engine.VirtualRestoreWizard.DbObjectName]
09:08:07.742|Error |Problem validating b|4 |System.Data.SqlClient.SqlException: Failed to create the data link for file 'C:\Temp\BackupDBs\epitome_penta\FULL_(local)_CORE_20110111_060001.sqb'. Win32 error code: 5.
at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection)
at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection)
at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj)
at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async)
at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(DbAsyncResult result, String methodName, Boolean sendToPipe)
at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
at RedGate.SQLVirtualRestore.Engine.ExtendedProc.#t.#z2.#YKW()
at RedGate.SQLVirtualRestore.Engine.ExtendedProc.#TnW(String context, Action cmd)
at RedGate.SQLVirtualRestore.Engine.ExtendedProc.#bag(String query)
at RedGate.SQLVirtualRestore.Engine.ExtendedProc.Call(String argSpec, String[] args)
at #kbW.#ssQ.DecryptHeader(SqlBackupHeader& header)
at #kbW.#ssQ.GetHeaderInformation()
at RedGate.SQLVirtualRestore.Engine.VirtualRestoreWizard.GenericSqlServerFileReader.ConstructInstance(Builder builder, String file)