Cycling through tasks with timers - memory leak?

I've written an app that polls an FTP server checking for a new data file and if it's there the app downloads it. The app also uploads a data file to the FTP server if one is created by my app. It all works fine. The app uses FTP.List, FTP.DownloadFile, FTP.UploadFile and FTP.DeleteFile in combination with their corresponding completed events to check the result and decide what task to perform next. I also use a short timer in case the connection stalls for whatever reason, to close the...

Cycling through tasks with timers - memory leak?

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