SQL Server and TransactionScope (with MSDTC): Sporadically can't get connection

Question

I\'ve written some tests for .net code that invokes calls to my SQL Server. It appears that using System.Transactions is an excellent choice for rolling back any m

Answer 1

I found the problem. One of the methods I was testing uses a SqlDataReader object. Apparently, the Close() method must be called before the SqlDataReader goes out of scope in order to release the connection, but in my case, I failed to do so.

Simply adding mySqlDataReader.Close() to the end of the method under test fixed the problem. Also, the test method to test this particular method was data-driven with over 100 test cases, so that explains how I could have run out of connections.