Re: [Firebird-net-provider] Attempted to read or write protected memory. This is often an indication that other memory is corrupt

I have found which is the condition for get the error. I get this error when a I put in the "where" clause a varchar value. SQL = "select CATE_ID from T_CATEGORIAS WHERE CATE_NOMBRE='@v_categoria'" .cmd.Parameters.Add("@v_categoria", FbDbType.VarChar).Value = "Cat1"While dr.Read   --- FailI

[Firebird-net-provider] DatagridViewComboBoxCell value is not valid

Hello,  When I try add a DataGridViewComboBoxColumn I get the error:DatagridViewComboBoxCell value is not validCan I help me?TranksThis is the code :     Friend column_combo As DataGridViewComboBoxColumn = New DataGridViewComboBoxColumn()    FbConnection.Open()    dbDataAdapter

[Firebird-net-provider] Attempted to read or write protected memory. This is often an indication that other memory is corrupt

I get this error when I try read the FbDataReader Friend FbConnection As FirebirdSql.Data.FirebirdClient.FbConnectionFriend SQL As StringFriend dbDataAdapter As FirebirdSql.Data.FirebirdClient.FbDataAdapterFriend dbDataSet As New Data.DataSetFriend dr As FbDataReader..FbConnection