Io exception ftp download large file get






















These downloads can take a long time, even with a very good transfer rate. The longer the download time, the higher the probability that something goes wrong: network congestion, connectivity issues, server problems, etc.

Log In. New Discussion. Okay, I've searched for this, found a few matches, but nothing newer than I'm into a client via vpn, though I don't think that should matter.

Anyway, trying to ftp a large file from prod to test both vms. I can ftp smaller files. Does anyone still hang out here? I did ask them to verify fixed full on the ports. All forum topics Previous Topic Next Topic. Honored Contributor.

Ron, I'd start with looking at the network. Are these Giga adaptors? If so, are jumbo frames enabled and over running the VPN? Andy If you don't have time to do it right, when will you have time to do it over?

Ron, As has been noted, duplex mismatches somewhere in the path will produce this type of symptom I have seen it, they can be pernicious to track down -- I had it happen at a client a while back, someone in the network group had swapped a switch and mis-configured the replacement. File download problems are generally caused by firewalls.

This article provides suggestions on how to download your file. There are a number of issues which could cause this, but problems are most commonly caused by firewalls. It does not require a second port to be opened on the client machine, thus it can be used to get around firewalls.

Open IE. Select the Advanced Tab. Scroll down to the Browsing section of Advanced options. It works fine with smaller files but when a file is bigger e. For some reason the program does not understand that it has completed the download and it still tries to read more bytes.

I have solved my problem by introducing a request timeout- which, if reached, makes the program to throw a WebException. In that case, the program resumes the download from the place it left of.

Here's my code :. I have successfully downloaded several files over MB using your code. As others have suggested, it is likely a problem with your FTP server.

Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 9 years, 3 months ago. Active 5 years, 4 months ago. Viewed 5k times. I am trying to download files from ftp server with this code: using System. FtpWebRequest System.



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