Cannot Access A Disposed Object Named Icon
How small could an animal be before it is consciously aware of the effects of quantum mechanics? Any thoughts? A top-level window (which is what all forms are) can never have a parent. Solution 3 Accept Solution Reject Solution Please see this example on how to read a file from an FTP, you are missing quite a bit of stuff required, its more than giving the navigate here
View 7 Replies Looping Through A Text File Using StreamReader Causes A "Cannot Access A Disposed Object." Feb 15, 2012 I have the following basic code to read a text file I wouldn't be surprised if some stuff in MainBox is getting destroyed inadvertently if you set a reference to it in the ApplicationProperites class... I bet that if you look in the constructor (Sub New for vb) of your main form (the form where you are calling Application.Run( MainForm)), you have some calls to some The kind of "thing you can do wrong" that causes crashes later. https://social.msdn.microsoft.com/Forums/windows/en-US/2de9797a-d71c-4846-92ad-5371a541b439/cannot-access-a-disposed-objectobject-name-icon?forum=winformsapplications
When I see posts filled with lack of capitalization, SMS text like 'Urself', lack of punctuation and so on; what I see is someone who just doesn't care to make even This can't be stressed enough in today's world of cell phone messaging: Don't use txt/sms/leet/T9 speak like: dnt no wut i m do-n, coz, al gud, b4, ny1, sum1, u r, It seems a shame to not use them. up vote 20 down vote favorite 1 In a VB.NET WinForms project I get an exception Cannot access a disposed object when closing a form.
Share your code, may someone spot the problem... (Add the code to the original question) thatraja 13-Nov-13 7:38am Include this in your question Ron Beyer 13-Nov-13 8:06am It would be like saying "I don't know how to read sheet music, or play an instrument. The second case is by far the most common (no one really uses the MDI paradigm anymore), and is handled easily with a using statement: using (MyDialogBox dlg = new MyDialogBox()) Spoiler You need to start there.
Top Edga Cannot access a disposed object named "MainForm" by Edga » Thu, 25 Oct 2007 12:47:59 Hi everybody!I got exactly the same problem, as Mirco. what can i do to solve this problems? Browse other questions tagged c# winforms or ask your own question. http://stackoverflow.com/questions/18021972/cannot-access-a-disposed-object-error View 4 Replies Cannot Access A Disposed Object.
control+k control+u (Kode Uncomment) to uncomment a selected block. What is going wrong? Your Email Password Forgot your password? You're either trying to access whatever ApplicationProperties object you already disposed, or you're unintentionally disposing it in your code somewhere.
Its wrong. http://www.codeproject.com/Questions/682108/Cannot-access-a-disposed-object Its completely disrespectful to the senior coding professionals that volunteer here to mentor you. I'm purely speculating that you're trying to use the same identifier cause I don't see where you initialize the form above, but if you show us that part of your code Solution 2 Accept Solution Reject Solution StreamReader will dispose the underlying Stream when disposed.
You can also check it on the FormClosing event, assuming you're using the FormClosed event. check over here This is also how you can send parameters rather than use excessive global variables. I have no idea why you're setting the Parent property to null. Line Of Code Is Generating This Error - Object Reference Not Set To An Instance Of An Object?
Posted 13 March 2013 - 10:24 AM I'm playing around with C# and trying to get forms to talk to each other. Hello and welcome to PC Review. Transaction Disposed Issue General Discussion Caffeine Lounge Corner Cubicle Student Campus Software Development Industry News Introduce Yourself Nightmare.In.Code Programming Help C and C++ VB.NET Java C# Python PHP Mobile his comment is here it helps tremendously when you make the methods for them because they are named after the button by the designer.btnSend_Click(object sender, eventargs e) is a lot easier to maintain than button1_click(object
View 3 Replies C# - Cannot Access A Disposed Object Feb 10, 2011 i am facing a huge problem with the "Cannot access a disposed object. Cannot access a disposed object. Monday, June 09, 2008 6:29 PM Reply | Quote 0 Sign in to vote Sorry, no good solution yet, but here's a little more info: I haven't tested under Vista, yet.
Mar 12, 2009 I am have an exception when I run the following code :Private Sub MainMenuForm_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.LoadTry'Save the Sum of the Existing
BUT.. The application call some object that are .exe file. If so, are you doing that before disposing of the timer? So even know there is something about this file causing the error, I need to obviosly handle this programatically.What can I do to prevent the sr.ReadLine() line of code from throwing
The Solution: Private Sub myForm_FormClosing(ByVal sender As System.Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles MyBase.FormClosing ' set the form closing flag so the timer doesn't fire even after the form is closed. If I understand that stack trace, it's not your timer which is the problem, it's one in the control itself - it might be them who are not cleaning-up properly. installation was successful. weblink I'm writing this for the benefit of others who may come along later with a similar issue.
Linux questions C# questions ASP.NET questions fabric questions SQL questions discussionsforums All Message Boards... About Us PC Review is a computing review website with helpful tech support forums staffed by PC experts. What is the total sum of the cardinalities of all subsets of a set? Cannot access a disposed object.
asked 8 years ago viewed 114938 times active 2 months ago Related 832How to update the GUI from another thread in C#?1345What is a NullReferenceException, and how do I fix it?4Cannot this.Hide(); this.Parent = null; e.Cancel = true; //hides the form, cancels closing event } cause right now it is still closing the form, thus still causing the error. If I were to close the form in the middle of the Timer_Elapsed() event, the timer would immediately get disposed by the Form_Closing() event. View 2 Replies Cannot Access A Disposed Object Named "MainForm" Mar 28, 2011 I want to dynamically call form, but after the form is closed and reopen i got the error
Clive Dixon Guest I have some code using forms and ShowDialog that was previously working perfectly well, but now throws ObjectDisposedExceptions with message 'ObjectDisposedException - cannot access a disposed object called when I tryo to re-open a form after closing it. Fredrik Bornander 13-Nov-13 9:23am What line throws that? It violates every guideline for 'black box' programming, Separation of Responsibility, loose binding of components, and event driven programming.
Bcous when object is no longer in use garbage collector dispose it and it will no longer available . After some test and comparison with previous applications I resize my icon and it is now working like a charm. my 2 cents.. Thursday, April 10, 2008 12:20 PM Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply ← Previous Topic C# Next Topic → Page 1 of 1 Related C# TopicsbetaCannot Access Disposed Object: FormNameCannot c# .net vb.net winforms mdi share|improve this question edited Feb 24 '15 at 16:00 asked Feb 24 '15 at 15:03 miroxlav 5,70631844 1 Any event handlers still attached?
Include a link to this question if it helps provide context. –George Garchagudashvili Nov 7 '14 at 8:14 add a comment| protected by Community♦ May 8 '11 at 4:10 Thank you asked 3 years ago viewed 29901 times active 1 year ago Related 2Cannot access a disposed object0Cannot access a disposed object in Delphi Prism2Cannot access a disposed object?1“Cannot access a disposed