Selectedvalue which is invalid because

See more: VB. Copy Code. Posted 8-Sep am apr Add a Solution. F-ES Sitecore 8-Sep pm. That happens when you give a dropdown a SelectedValue that does not match anything it has in its Items collection.

Can't say what the issue is from what you've posted though. Would need to post where you set the selected value, how your dropdowns are populated, what you mean by "dynamically" etc. Updated code: Class. EventArgs Handles Me. Load GetclassDataTable Gridviewclass. Item "class" Is Nothing Then dtclass. Add New DataColumn "Name" dtclass. Top Rated Most Recent.

Accept Solution Reject Solution. You are getting error because no listitem is not set in dropdown when a selected value is set. So in below code I added demo ListItem in dropdown control you can change it as per your requirement. It worked Actually I found out the solution.

It was given in a blog. Add an empty item to the list and then do some code in the OnDataBound event. The code below works perfectly. How can I prevent this error? It only happens if there are no batches for the date range. If there are no batched the drop down could just be blank, until a new date range is provided.

I just got one problem resolved then this one pops up. I've read and applied all the suggestions I can find but to no avail. For example, for each parameter, I tried setting ConvertEmptyStringToNull equal to both false and true; and tried with and without the triggers. What would be a First things first.. I have a gridview which is bound to a SQLDatasource1.

In the gridview we have two dropdown dropdownlist1 and dropdownlist2 Template fields. Now one of the template field is bound to a datasource SQL datasource2 while the other contains a list of data hardcoded. Now my requirement is to update the datasource bound to the gridview with the data selectd with the dropdownlist. Now the dropdownlist is bound to a colu When its true, it appends ALL of the data items and thats not what i want.

I only want the items associated with the value in the first dropdown list. Any tips? Something else is up Re: 'DropDownList1' has a SelectedValue which is invalid because it does not exist in the list of items I'm hoping someone might see this and help. I'm getting this same error on a drop-down in an edit item template. The grid is bound to one source a list of requests submitted by users , one of the fields is Department.

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. DropDownList has a SelectedValue which is invalid because it does not exist in the list of items. Parameter name: value Ask Question. Asked 8 years ago. Active 6 months ago.

Viewed 66k times. SelectedRow; AccountNumber. Improve this question. New2This New2This 1 1 gold badge 5 5 silver badges 21 21 bronze badges. Show us the code please Forgive me. I'm totally new to this. The name of the Datatable is GridView1. Add a comment. Active Oldest Votes. Attempt to find the value in the drop down list before attempting to set the SelectedValue, like this: if DropDownListCurrency.

FindByValue row. Improve this answer. Karl Anderson Karl Anderson However its not being assigned to the location I want it to appear which is is the same area dropdown list location I am using when entering a new record. I included the below line of code in the IF statement because its how it was working once upon a time before it got so complicated but its not anymore.

SelectedValue; — New2This. New2This - I would suggest starting a new question, as it is frowned upon to piggyback "one more question" type comments to a question. It also clears up confusion by reducing the length of the new question, without the clutter of the original and usually unrelated issue, and allowing people to focus on the new issue.