How to insert data in oracle table from c#

Question

Im trying Oracle Table insert from c#, but see below error message.

Please help me, Thanks.

catch (OracleException oraex)
     {

         OracleCommand oracmd = new OracleCommand();

         oracmd.CommandText = "insert into abys_uavt.DMA_ERROR_LOG (Exception_Message) values('table or view does not exist')";

         oracmd.ExecuteNonQuery();

     }

Error Message:

An unhandled exception of type 'System.InvalidOperationException' occurred in Oracle.DataAccess.dll

Additional information Operation is not valid due to the current state of the object.

Answer 1

您的OracleCommand实例未与打开的OracleConnection实例关联。