Instead of calling me.close, do this Me.BeginInvoke(New MethodInvoker(AddressOf CloseIt)) private sub CloseIt() me.close end sub I get same exception when I trying this solution. now i have added a form with a progress bar when this is going through and now get an error when trying to close the form after the sql file has So the form's closing call should be done after loading the form. 6 Responses to Value Close() cannot be called while doing CreateHandle() Anonymous Says: November 15, 2010 at 9:31 PM The reason why it does not work is probably somewhere in the form that you are trying to dispose of. this content
When you call Dispose() method (according to the error message this is what happens) on an object, that object will try to dispose of all its children and do some cleanup. I can only assume my original problem can't be solved "Easily". Build me a brick wall! For example, the following code gives the error: Private Sub RootForm_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load 'Some Validation 'If Failed then close the form Me.Close 'The exception
still the same exception is coming!!! –Jankhana Jan 20 '10 at 4:58 And why u use .Instance ? Polyglot Anagrams Cops' Thread Is it possible to check where an alias was defined? That is the place to look for error.
All contents are copyright of their authors. Pages Home علمتني الحياة الأدعيـــة Sunday, March 25, 2012 How to: Close Windows form while doing CreateHandle() The error Value Close() cannot be called while doing CreateHandle() usually happens when we Why would you do that? All contents are copyright of their authors.
This is not a huge issue but users keep running into it as they try to open multiple tabs at once and it crashes the application. System Invalidoperationexception Value Dispose Cannot Be Called While Doing Createhandle Privacy statement Downloads and tools Windows 10 dev tools Visual Studio Windows SDK Windows Store badges Essentials API reference (Windows apps) API reference (desktop apps) Code samples How-to guides (Windows apps) What am I doing wrong please? View All Notifications Email : * Password : * Remember me Forgot password?
Join the community of 500,000 technology professionals and ask your questions. Hello, I tried the onactivated() event and it turns out its even further down the life cycle than Shown().... Not the answer you're looking for? Just run your code in a function / Sub This post has been edited by deery5000: 08 July 2013 - 04:23 AM Was This Post Helpful? 0 Back to top MultiQuote
thanks. news Get 1:1 Help Now Advertise Here Enjoyed your answer? I though Form_Load is the first event? Never too late to post a better solution.
Public oFrmToClose As Form = Nothing '''
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MenuExperts Exchange Browse BackBrowse Topics Open Questions Open Projects Solutions Members Articles Videos Courses Contribute Products BackProducts Gigs Live Courses Vendor Services Groups Careers Store Headlines Website Testing Ask a Question Subscribe to our monthly newsletter for tech news and trends Membership How it Works Gigs Live Careers Plans and Pricing For Business Become an Expert Resource Center About Us Who We can u try doing: frmMain.objfrm = new frmMyForm(); Cheers –MarcosMeli Jan 20 '10 at 11:36 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign http://ibuildsystem.com/cannot-be/value-dispose-cannot-be-called-while-doing-createhandle-net.php winforms share|improve this question edited Feb 17 '14 at 21:34 Tshepang 4,7161059103 asked Jan 19 '10 at 11:31 Jankhana 34031326 It depends on what code was used to show
Code ConverterCareer Development Interview ExperienceCareer GuidanceMembers Revenue SharingNew PostsSocial LoginRegister TutorialsForumArticlesReviewsJobsPractice TestsServices SEO & Digital MarketingProjectsOffshore DevelopmentIT Companies You must Sign In to post a response. Register Lost Password? This event is not raised if the application terminates abnormally. ' UnhandledException: Raised if the application encounters an unhandled exception. ' StartupNextInstance: Raised when launching a single-instance They can open up to 15 instances of the form in the apps as they work like tabs.
If you don't want the form open then why show it in the first place? You are attempting to call same Close() method, only using invoker. Posted 08 July 2013 - 05:49 AM Well, yes, the Shown event is probably still too early to attempt to close the form. The grid is not the problem, it is the forms.
If you're interested in additional methods for monitoring bandwidt… Network Analysis Networking Network Management Paessler Network Operations How to remove email addresses from autocomplete list in Outlook 2016, 2013 and 2010 However, why don't you just cut and paste the DoImport method elsewhere, perhaps to a Module, and just run that code, without the need for a form. The code looks like this Private Sub frmMain_Shown(sender As Object, e As System.EventArgs) Handles Me.Shown Try Me.DoImport() Me.Close() Catch ex As Exception WriteToErrorsLog(ex.ToString) End Try End Sub This post has been Just run your code in a function / Sub I think the previous guy was trying to be clever and it backfired in his face, hence the reason its now my
Can you dispel a magic effect you can't perceive? Then start adding commented code and see when the error happens. Solve: The import android.support.v7 cannot be resolved The import android.support.v7 cannot be resolved Solution: Add Android Support Library "android-support-v7-appcompat.jar" F... not thinking straight today it looks like Notary Public in and for the State of Iowa.
Solve: Error while displaying crystal report using visual studio 2010, 2012, 2013 The error message while trying to display crystal report using visual studio 2010 System.IO.FileNotFoundException was unhandled Could not... Category: .NET03 Jan 2008 10:42Gnanavel.KJoined:19/11/2007Level:BronzePoints:11Points:2value close() cannot be called while doing CreateHandle().In the Form Load Coding. Reference Sheets Code Snippets C Snippets C++ Snippets Java Snippets Visual Basic Snippets C# Snippets VB.NET Snippets ASP.NET Snippets PHP Snippets Python Snippets Ruby Snippets ColdFusion Snippets SQL Snippets Assembly Snippets Tuesday, February 27, 2007 8:34 AM Reply | Quote 0 Sign in to vote I am trying to check if the reocord was exist in the database but if not