ftp key_press_evevt(help)

[C# Programming]

hi guyz i am working on an application of ftp. my application successfully connects to the remote server. the trouble i am dealing with is when i press any key to go(jump) to a specific file my application hangs, but after some time it resumes, i have used key_press_evevt to but not able to getting the logic behind that. so see if any one be able to do it.
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