Hypothesis: Maybe you have a main thread and a timer thread accessing this control. Why does top 50% need a -50% translate offset? Objectname: 'frmBatchProcess'. his comment is here This example is theSimpleAsynchronousReadWrite template.
ni_error.png 4 KB SimpleAsynchronousReadWrite.zip 54 KB 0 Kudos Message 1 of 3 (1,739 Views) Reply 0 Kudos Re: Cannot access a disposed object- Visual Studio Express 2010 .net GPIB Commands fromm8 Cannot Access A Disposed Object Marshalling Window Frame Kitarachi 36,169 views 1:28 How to Get Horizon Diamond Free *Patched* 4/6/2015 - Duration: 10:15. The dbiSchedule object has been disposed but the timer somehow still manages to try to call it.
Object name: 'Form'. Ok i have this Code: If TS1 Is Nothing OrElse TS1.IsDisposed Then TS1 = New Form TS1.Show() ListTickets() End If TS1.Activate() TS1 is the name of the form. You should keep the form open or create a new instance. –the_lotus Jun 7 at 14:51 @VisualVincent My main form has a MenuStrip, from here they select a menu Cannot Access A Disposed Object Timer Fredrik Bornander 13-Nov-13 9:23am What line throws that?
Loading... Form.Dispose() but why i try and catch with ObjectDisposedException but cant. That code will create a new instance if there isn't one already or if the last one has been closed. weblink Would you like to answer one of these unanswered questions instead?
Instead of 1 Sub that does both closes all open forms, and then opens the new one, I split it out over 2 Subs. by VB_Autocad_guy. What I told you to do will work if you do it properly. Why can't I get rid of the form and then create a new instance of it later and use it?Suggestions?
Related 1Problem in saving image to database from picturebox. So I want to close all forms but the main form, as all forms have the same MdiParent. –Gerben Jun 7 at 15:34 @Steve F_Select_Report is a form –Gerben Any ideas what is causing the exception and how I might go about fixing it? Thursday, May 31, 2007 4:22 AM Reply | Quote 0 Sign in to vote can you give some example that problems will occur? There are normally 2 arguments, for
Therefore that code will never be executed. If you do then TS1 will not be Nothing when you first check so it will never call Show. dispose of the timer beforehand). Sign in 1 Loading...
All rights reserved. 12,582,180 members (56,029 online) Sign in Email Password Forgot your password? Can you dispel a magic effect you can't perceive? Solution 2 Accept Solution Reject Solution StreamReader will dispose the underlying Stream when disposed. How do you enchant items with Lapis Luzuli?
Close all open ones Private Sub CloseAllForms() For Each Form In Me.MdiChildren Form.Close() Next End Sub 'CloseAllForms And then open the new form Private Sub PrepareForm(formName As Form) Cursor = Cursors.WaitCursor asked 3 years ago viewed 5156 times active 3 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Get the weekly newsletter! Ask the community. Wednesday, April 18, 2007 4:01 PM Reply | Quote All replies 1 Sign in to vote Determine the object that throws the exception during debug, then step through the code from the
However the timer thread is still active - a context switch to that thread, where it may call methods on the same control.
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