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Value Dispose Cannot Be Called While Doing Createhandle Net


Register Lost Password? You may have to register before you can post: click the register link above to proceed. Tags: .NET, WinForms 0 Ali Pichvai 04.14.2015 Hi,Our clients have reported several times an exception which happens rarely and randomly (there is no specific scenario). But my DialogBox neither calls Dispose() itself nor swallows other exceptions, it only does some painting in the OnPaint() event. check over here

I am seen in darkness and in light, What am I? But i need that event to be triggered every 100 milliseconds. Note the My namespace. Furniture name for waist-high floor-sitting shelf cabinet thing Does an Eldritch Knight's war magic allow Extra Attacks?

Value Close Cannot Be Called While Doing Createhandle Vb Net

But if someone's interested in, this is my solution. `Timer tmr = new Timer(); tmr.Interval = 1000; tmr.Tick += tmrTick; tmr.Start(); void tmrTick(Object sender, EventArgs e){ Timer tmr = sender as Depending on timing, another thread was attempting to modify a GUI control while the main test thread was tearing down and disposing of the form that contained the control. Developer Express Inc disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. From one form I created and shown the other form.

  1. 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
  2. Windows Desktop Development > General Windows Desktop Development Issues Question 0 Sign in to vote Hi, While am closing a form, Some times I am getting following exception Value Dispose()
  3. All times are GMT -5.
  4. Can you suggest me, to avoid this error.
  5. Not the answer you're looking for?
  6. lần hàm Code: private void _btn_search_Click(object sender, EventArgs e) { _panel1.Visible = true; _panel2.Visible = false; flagFinish = false; Thread threatExecuting; threatExecuting = new Thread(new ThreadStart(executing_search)); this._timer1.Stop(); this._timer1.Start(); threatExecuting.Start(); } thì
  7. Should I report it?
  8. Sorry for this uncertainty. –Jürgen Steinblock Sep 22 '10 at 15:03 OK.
  9. Whether using WPF, ASP.NET, WinForms, HTML5 or Windows 10, DevExpress tools help you build and deliver your best in the shortest time possible.
  10. Bug?

Then start adding commented code and see when the error happens. Advanced Search VBForums Visual Basic Visual Basic .NET [RESOLVED] [2005] Value Close() cannot be called while doing CreateHandle() If this is your first visit, be sure to check out the FAQ Support Support Center Search the KB My Questions Code Examples Resources Getting Started Documentation Demos Training Webinars Contact our Developer Advocates anytime. Stack Trace: at System.Windows.Forms.Form.Close() at BusinessStudio.frmSQLExecuteProgress.frmSQLExecuteProgress_Load(Object sender, EventArgs e) in D:\BusinessStudio\frmSQLExecuteProgress.vb:line 36 at System.Windows.Forms.Form.OnLoad(EventArgs e) at System.Windows.Forms.Form.OnCreateControl() at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible) at System.Windows.Forms.Control.CreateControl() at System.Windows.Forms.Control.WmShowWindow(Message& m) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.ScrollableControl.WndProc(Message& m)

It throws such exception: InvalidOperationException:Při zpracování funkce CreateHandle() nelze volat funkci Close().: v System.Windows.Forms.Form.Close() v DevExpress.XtraTabbedMdi.XtraTabbedMdiManager.CloseForm(Form activeForm) v DevExpress.XtraTabbedMdi.XtraTabbedMdiManager.OnCloseButtonClick(Object sender, EventArgs e) v DevExpress.XtraTab.ViewInfo.BaseTabControlViewInfo.OnPageCloseButtonClick(ClosePageButtonEventArgs ea) v DevExpress.XtraTab.ViewInfo.BaseTabHandler.ProcessCloseButtonMouseUp(MouseEventArgs e, BaseTabHitInfo hi) v System.invalidoperationexception Value Dispose() Cannot Be Called While Doing Createhandle(). Do we know Ford's old name? Whether using WPF, ASP.NET, WinForms, HTML5 or Windows 10, DevExpress tools help you build and deliver your best in the shortest time possible. TIKZ: foreach not compatible with calc-library?

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) Closing one instance of the form while another instance is loading is causing the exception. But it must be nearly like this by c#. Forum New Posts FAQ Calendar Forum Actions Mark Forums Read Quick Links Today's Posts View Site Leaders What's New?

System.invalidoperationexception Value Dispose() Cannot Be Called While Doing Createhandle().

What do you call the practice of using (overly) complex words specific to a subject? Current filter: Clear You should refresh the page. Value Close Cannot Be Called While Doing Createhandle Vb Net Single word for the act of being susceptible? oh my, i didnt even notice that!

Help Gửi bởi numberVII trong diễn đàn Nhập môn lập trình C#, ASP.NET Trả lời: 6 Bài viết cuối: 30-07-2009, 04:08 PM Quyền hạn của bạn Bạn không thể gửi đề http://rinfix.com/cannot-be/value-close-cannot-be-called-while-doing-createhandle.html To start viewing messages, select the forum that you want to visit from the selection below. share|improve this answer edited Jan 19 '10 at 12:21 SwDevMan81 30.7k13106141 answered Jan 19 '10 at 11:59 Jankhana 34031326 add a comment| up vote 0 down vote You need to use View All Messages No new notifications.

You are disposing the object when the GUI is creating it (that what the exception said) Try with this: if (frmMain.objfrm== null) { frmMain.objfrm = frmMyForm.Instance; frmMain.objfrm.ShowInTaskbar = false; } frmMain.objfrm.ShowDialog(); more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Sharing for success! this content If you don't want the form open then why show it in the first place?

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed at System.Windows.Forms.Control.Dispose(Boolean disposing) at DevExpress.XtraEditors.Container.EditorContainer.Dispose(Boolean disposing) at DevExpress.XtraGrid.GridControl.Dispose(Boolean disposing) at System.ComponentModel.Component.Dispose() at System.Windows.Forms.Control.Dispose(Boolean disposing) at System.Windows.Forms.ContainerControl.Dispose(Boolean disposing) at System.Windows.Forms.Form.Dispose(Boolean disposing) at DevExpress.XtraEditors.XtraForm.Dispose(Boolean disposing) at Com.QuodFinancial.FrontEnd.Gui.Mvp.Views.Order.Ticket.Bag.OrderBagTicketView.Dispose(Boolean disposing) at System.ComponentModel.Component.Dispose() at System.Windows.Forms.Form.WmClose(Message& m) 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

You could query IsHandleCreated or set a flag yourself to avoid this exception. –Jürgen Steinblock Apr 8 at 6:59 add a comment| up vote 1 down vote Start by breaking it

Browse other questions tagged winforms or ask your own question. 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 About Us Connect with DevExpress BlogsUpcomingEventsTrainingWebinars Learn More about DevExpress About Us News User Comments Case Studies Our Awards Reviews & Publications MVP Program Contact Us Support Center FAQ Training Events Instead we can write the procedure to close the form, and call the procedure in button click.

Why were pre-election polls and forecast models so wrong about Donald Trump? thanks jc Notary Public in and for the State of Iowa. How can I open the next/previous file alphabetically? have a peek at these guys The OS are XP and Windows7.

Gửi bởi nthung trong diễn đàn Thắc mắc lập trình Visual C++ Trả lời: 4 Bài viết cuối: 07-11-2010, 09:22 PM Giải thích giùm phương thức Dispose Gửi bởi bachdienthusinh trong share|improve this answer answered Nov 3 '11 at 13:14 sonofanickel 786 Your fix doesn't sound like the right way to fix this...WinForms applications should be marshalling all UI calls However we made descendant of XtraTabbedMdiManager which overrides OnCloseButtonClick() and solves this situation. [C#]protected override void OnCloseButtonClick(object sender, EventArgs e) why does this error keep popping out?

Bạn phải đăng ký thành viên trước, hoặc đăng nhập bằng tài khoản facebook của bạn bạn mới có thể gửi bài viết, tải các đính kèm. The following will be much more informative in the debugger: using (DialogBox dialog = new DialogBox()) { dialog.Text = caption; var r = dialog.ShowDialog(); return r; } Edit I find this share|improve this answer edited Oct 1 '12 at 10:10 answered Oct 1 '12 at 8:53 Samy S.Rathore 89331637 add a comment| up vote 1 down vote it is hard to say share|improve this answer answered Sep 23 '10 at 8:16 Jürgen Steinblock 14.5k1068118 1 The supplied link is broken. –kerem Apr 29 '15 at 14:30 1 @kerem That's why I

Is it possible to check where an alias was defined? Join them; it only takes a minute: Sign up System.InvalidOperationException: Value Dispose() cannot be called while doing CreateHandle() up vote 3 down vote favorite In my windows forms app clients sometimes Web site: http://www.ianotary.us A+, DCSE, e-Biz+, i-Net+, MCDST, MCP, Network+, Security+, A.A.S (Hons.) Visual Basic .NET Video Tutorials | Login Form using backend database (.NET) | Useful site for sending email than in my code whereever i want to use this I just check if it's not null than create it using a static Instance and than give the peoperty.

They can open up to 15 instances of the form in the apps as they work like tabs. Professor Lewin: "Which string will break?" / Me: "That one." / Professor Lewin: "Wrong!" Safety - Improve braking power in wet conditions Problem with function inside brackets. Please feel free to ask about any further problems you may have. Unfortunately, the exception is thrown before the FormClosing() event is fired, so checking for IsHandleCreated has been a bust (was not sure if it would have worked anyway).

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