vb.net - OdbcConnection does not support parallel transactions -


i using visual studio 2010 (vb.net). using following code throwing error:

odbcconnection not support parallel transactions

try tran = conn.begintransaction(isolationlevel.readcommitted) cmd1.connection = conn cmd1.transaction = tran cmd1.executenonquery() catch ex exception tran.rollback() endtry  try cmd2.connection = conn cmd2.transaction = tran cmd.executenonquery() catch ex exception tran.rollback() endtry  tran.commit() 

i don't understand problem?


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