Closing an application which uses Indy results in an EAbort in IdCustomTCPServer lazarus / 38-Networking and Web Programming ---------------------------------------------------------------------- vfclists · 2021-02-10 23:43 The error occurs on an Abort statement in  TIdListenerThread.Run. I suspect that it is a common error that new users of Indy components get to know and learn how to fix. Any ideas?