Asp designer file not updating

Then i was trying to add a control and reference it in PageModified. The missing elements were automatically added to the generated aspx. This also seems to happen when you have a usercontrol that references another usercontrol in the same namespace. Sometimes there might be errors in html like two controls having the same Id. Also be careful with div and span tags. These stops the designer from getting updated.

For all of these, check the warnings in Error List and fix them. You are ready to go. This solved my issue. I was able to solve the problem only manually adding the control declaration inside the code behind file. Every time I tried to regenerate the design. The declaration needs to be added in the code behind, NOT in the design. Create CS file with the same base name and '. Add the following code to this new class:. Copy the contents of any other. Remove the complete contents of the class, only curly brackets remain.

Open the form designer for the basic ASPX file. Right-keep any empty area and select Refresh. Sometimes, this is sufficient. If not:. Sometimes it only worked after closing Visual Studio, deleting all temporary files and reopening the solution. Even for completely new WebForms, there is no update on the Designer file. Just to add to the list of possible solutions: These lines in my markup file, although seemingly valid, were apparently causing a disconnect with the designer file:.

I simply commented them out, saved, and the designed file began working correctly. I then uncommented both lines, saved, and was able to add new controls to the page without issue. I found this strange, and it's still unclear to me what the initial cause of the problem was.

I can only speculate that it's a Visual Studio bug. Point being, there may be perfectly valid code that's causing an issue, in which case, a possible solution would be to go through commenting HTML sections out in your markup file until the designer file resolves itself, and then you can undo all your commenting and resume working as normal. My designer. The aspx editor did not pick this up at design time as it's simply a string value, but it was causing the autogeneration of the designer.

In my case it helps just to change "ID" attribute of control in ascx file to some other value first, and then back to desired. It leads to refreshing of ascx. Simple trick in case C code is not generated for your control yet for some reason 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 10 years, 6 months ago. Active 2 months ago.

Viewed 62k times. Any ideas? Don't you just hate it when the Visual Studio magic flakes out!? Does anyone have a solution? If this is similar to your issue then right click on Solution Explorer and select "Configuration Manager". A dialog appears like shown below Make sure Build is checked for this project.

If that does not help, close Visual Studio. Please remember to mark the replies as answers if they help and unmark them if they provide no help, this will help others who are looking for solutions to the same or similar problem. VB Forums - moderator. I've had this problem on and off now for some time using VB Tried this solution and it worked first time.

Needed to quit VS after checking the boxes, but then all went well. Keeping fingers crossed that this is all it was. If you did so, you must still right-click the item now with a warning symbol and select Delete. Deleting the file is a harmless action, the file does not contain any valuable information and you should have never edited it yourself, because it would be overridden by Visual Studio when auto-generating it again.

All it contains are the declarations of the protected fields, which are declared in the ASPX file declaratively. Convert to Web Application only if you removed the designer. After you click this menu option, the designer.