Please try PostgreSQLDirect .NET Data Provider 2.40 Beta with Visual Studio 2005 Final support available for download now.
PostgreSQLDirect .NET 2.40 Beta offers you new features:
- Supported .NET Framework 2.0 release version
- Supported Visual Studio 2005 release version
- Supported PostgreSQL server 8.1 release version
- Supported Pervasive Postgres SQL server
- Compact .NET Framework 2.0 supported
- Added support for InputOutput parameters
- Precision of PgSqlInterval class increased due to bigger maximal days number
Core Lab development team
http://www.crlab.com/pgsqlnet