Wouldn’t it be good if you could write code like this? (CODE) In .NET 3.5, this is possible… .NET Programming SQL CLR .Net Integration in 2015 (year not product version) Article 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 While closing the form I have the following code: frmMain.objfrm.Close_this(); The Close_this calls the Close() or Dispose() method. All rights reserved. this content
Open a new email: Click the New email button in Outlook. Instead we can write the procedure to close the form, and call the procedure in button click. Needed if its MDIParent is set prior to the Load Event. ''' ''' '''
It runs some code. I can only assume my original problem can't be solved "Easily". Thursday, August 09, 2012 9:24 AM Reply | Quote 0 Sign in to vote Thank you so much it's working perfectly Saturday, January 18, 2014 4:42 PM Reply | Quote 0
Login. Anonymous Says: January 26, 2012 at 12:49 AM thanks for this article Anonymous Says: June 4, 2012 at 8:23 PM I found same problem when i use form X button Never too late to post a better solution. From the Tools menu, click Import and Export Settings .
so when it's try to dispose the form that event is running in the worker's thread and I get the exception!!! System Invalidoperationexception Value Dispose Cannot Be Called While Doing Createhandle 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 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 share|improve this answer answered Jan 19 '10 at 16:00 user218447 51334 Ya that's the problem I have a timer that's ticking and a delegate event is called every 100
Should I report it? Forms are for user interaction and visual display. Value Dispose Cannot Be Called While Doing Createhandle A couple of questions: Why is the closing of one instance affecting another? Bob 0 Message Author Comment by:ljhodgett2008-02-28 Comment Utility Permalink(# a21005609) Hi Bob, Yes it is: - Private Sub frmBookInPurchaseOrder_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
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They can open up to 15 instances of the form in the apps as they work like tabs. What episode of Star Trek is this creature on? View All Comments No new messages. have a peek at these guys Nothing else.
If you don't want the form open then why show it in the first place? Blog Archive ► 2015 (1) ► January (1) ► 2014 (4) ► December (2) ► November (1) ► July (1) ► 2013 (2) ► July (1) ► June (1) ▼ 2012 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
Results 1 to 4 of 4 Thread: [RESOLVED]  Value Close() cannot be called while doing CreateHandle() Tweet Thread Tools Show Printable Version Subscribe to this Thread… Display Linear Mode Switch Try Free For 30 Days Join & Write a Comment Already a member? Please feel free to ask about any further problems you may have. Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply ← Previous Topic VB.NET Next Topic → Page 1 of 1 Related VB.NET TopicsbetaHow To Use Timers To
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... Posted 08 July 2013 - 07:21 AM Ah, yes, I see here that Activated occurs before Shown. If not then we have the chance once a moderator marks a complete wrong reply as answer. check my blog Friday, January 22, 2010 2:56 PM Reply | Quote 0 Sign in to vote I packaged CodeCruiser's solution into a form (get it?) more easily used across multiple Forms.
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 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. Register Lost Password? 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)
But when I call that function I get the above exception. 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. Boss sends a birthday message. Developer resources Microsoft developer Windows Windows Dev Center Windows apps Desktop Internet of Things Games Holographic Microsoft Edge Hardware Azure Azure Web apps Mobile apps API apps Service fabric Visual Studio
That's a no-no.