Question Hari Tanguturi · Jun 9, 2022 ADO.NET component InterSystems.Data.IRISClient is not closing the connections even after calling Close() method. Good Morning SMEs, I am a .NET developer and new to using this IRIS Component. We are using InterSystems.Data.Clients ADO.NET component to connection to IRIS, I am able to open the connection but when i called Close, ADO.NET code showing connection is closed state in .NET code but in IRIS side it showing as connection is still open. The will close only after recycling apppool or closing IISExpress/calling application Here are the steps I used to open the IRIS connection. #InterSystems IRIS 0 1 0 291