Input file inside updatepanel

Then I clicked both the upload buttons to see how the FileUpload control was behaving in the two scenarios. Using AsyncPostbackTrigger. Using PostbackTrigger. The figure below described that when the FileUpload is does synchronously using PostbackTrigger the HasFile property of the FileUpload control is true.

This completes this article. This is a new section which I am starting in order to put some light on the issues faced by developers in ASP.

Home Categories. Need Help? Our Support Team is here to help. Ask Question. Data; using System. Configuration; using System. Web; using System. Security; using System. UI; using System. WebControls; using System. WebParts; using System. Answered by:. Archived Forums. Sign in to vote. Wednesday, October 14, PM.

User posted The FileUpload control does not work well inside an UpdatePanel by default; you will get some unwanted or non-working behaviors. User posted FileUpload control are not compatible with Update Panel when they are used to upload files as part of an asynchronous postback. Active 5 years, 11 months ago. Viewed 1k times. MapPath ". GetType , Guid. Improve this question. Welcome to SO, please be a bit more specific when asking question: what have you tried, what do you expect, etc.

See how to ask — Nehal. I need to send back to client a javasript function to show a message after file upload, but by some reason the RegisterStartupScript is not compatible with UpdatePanel Triggers.

Add a comment. Active Oldest Votes. Improve this answer. I always use this when I want a cool file uploading interface.