System.Object
   Devart.Data.QuickBooks.QuickBooksError
   Devart.Data.QuickBooks.QuickBooksErrorCollection
   Devart.Data.QuickBooks.QuickBooksMetaDataCollectionNames
   System.Data.Common.DbConnectionStringBuilder
      Devart.Common.DbConnectionStringBuilder
         Devart.Data.SqlShimConnectionStringBuilder
            Devart.Data.QuickBooks.QuickBooksConnectionStringBuilder
   System.Data.Common.DbProviderFactory
      Devart.Data.SqlShimProviderFactory
         Devart.Data.QuickBooks.QuickBooksProviderFactory
   System.EventArgs
      System.Data.Common.RowUpdatedEventArgs
         Devart.Data.QuickBooks.QuickBooksRowUpdatedEventArgs
      System.Data.Common.RowUpdatingEventArgs
         Devart.Data.QuickBooks.QuickBooksRowUpdatingEventArgs
   System.Exception
      System.SystemException
         System.Runtime.InteropServices.ExternalException
            System.Data.Common.DbException
               Devart.Data.QuickBooks.QuickBooksException
   System.MarshalByRefObject
      System.ComponentModel.Component
         Devart.Common.DbLoader
            Devart.Data.SqlShimLoader
               Devart.Data.QuickBooks.QuickBooksLoader
         Devart.Common.DbMonitor
            Devart.Common.DbMonitorHelper
               Devart.Data.QuickBooks.QuickBooksMonitor
         System.Data.Common.DataAdapter
            System.Data.Common.DbDataAdapter
               Devart.Common.DbDataAdapter
                  Devart.Data.SqlShimDataAdapter
                     Devart.Data.QuickBooks.QuickBooksDataAdapter
         System.Data.Common.DbCommand
            Devart.Common.DbCommandBase
               Devart.Data.SqlShimCommand
                  Devart.Data.QuickBooks.QuickBooksCommand
         System.Data.Common.DbCommandBuilder
            Devart.Common.DbCommandBuilderBase
               Devart.Common.DbCommandBuilder
                  Devart.Data.SqlShimCommandBuilder
                     Devart.Data.QuickBooks.QuickBooksCommandBuilder
         System.Data.Common.DbConnection
            Devart.Common.DbConnectionBase
               Devart.Data.SqlShimConnection
                  Devart.Data.QuickBooks.QuickBooksConnection
      System.Data.Common.DbDataReader
         Devart.Common.DbDataReaderBase
            Devart.Data.SqlShimDataReader
               Devart.Data.QuickBooks.QuickBooksDataReader
      System.Data.Common.DbParameter
         Devart.Common.DbParameterBase
            Devart.Data.SqlShimParameter
               Devart.Data.QuickBooks.QuickBooksParameter
      System.Data.Common.DbParameterCollection
         Devart.Common.DbParameterBaseCollection
            Devart.Data.SqlShimParameterCollection<T>
               Devart.Data.QuickBooks.QuickBooksParameterCollection

Reference

Devart.Data.QuickBooks Assembly