[Firebird-net-provider] [FB-Tracker] Created: (DNET-610) AccessViolationException inside FB_965910463_Class.isc_attach_database()

[Michel Z. (JIRA) <tr...@fi...>]

AccessViolationException inside FB_965910463_Class.isc_attach_database()
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                 Key: DNET-610
                 URL: http://tracker.firebirdsql.org/browse/DNET-610
             Project: .NET Data provider
          Issue Type: Bug
    Affects Versions: 4.6.2.0
         Environment: windows7, .NET4, msvc10(French)
            Reporter: Michel Zhang
            Assignee: Jiri Cincura


We use an embedded firebird database through FirebirdSql.Data.FirebirdClient 4.6.2.0 (NuGet package).

We are encountering random AccessViolationException issue (somehow 1 times over 10) inside FbConnection.Open(), on the first query, when our application starts.

The stack trace is the following:
   à FB_965910463_Class.isc_attach_database(IntPtr[] statusVector, Int16 dbNameLength, Byte[] dbName, Int32& dbHandle, Int16 parmBufferLength, Byte[] parmBuffer)
   à FB_965910463_Class.IFbClient.isc_attach_database(IntPtr[] statusVector, Int16 dbNameLength, Byte[] dbName, Int32& dbHandle, Int16 parmBufferLength, Byte[] parmBuffer)
   à FirebirdSql.Data.Client.Native.FesDatabase.Attach(DatabaseParameterBuffer dpb, String dataSource, Int32 port, String database) dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\Client\Native\FesDatabase.cs:ligne 280
   à FirebirdSql.Data.FirebirdClient.FbConnectionInternal.Connect() dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnectionInternal.cs:ligne 171
   à FirebirdSql.Data.FirebirdClient.FbConnectionPoolManager.Pool.CreateNewConnection(FbConnectionString connectionString, FbConnection owner) dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnectionPoolManager.cs:ligne 161
   à FirebirdSql.Data.FirebirdClient.FbConnectionPoolManager.Pool.CreateNewConnectionIfPossibleImpl(FbConnectionString connectionString, FbConnection owner) dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnectionPoolManager.cs:ligne 195
   à FirebirdSql.Data.FirebirdClient.FbConnectionPoolManager.Pool.GetConnection(FbConnection owner) dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnectionPoolManager.cs:ligne 106
   à FirebirdSql.Data.FirebirdClient.FbConnectionPoolManager.Get(FbConnectionString connectionString, FbConnection owner) dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnectionPoolManager.cs:ligne 216
   à FirebirdSql.Data.FirebirdClient.FbConnection.Open() dans c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\FirebirdSql.Data.FirebirdClient\FirebirdClient\FbConnection.cs:ligne 0

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