Cannot access to closed stream c#

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August undefined, 2024

WebApr 20, 2011 · Solution 2. Wow! You close the stream with your own hands and wonder why it is closed! You close it through closing of the xmlwr. You need different approach. All problem is your "Other codes". Instead of writing something into some really unwanted stream, write directly to XmlDocument; create it empty and populate. WebOct 7, 2024 · User-275943819 posted using System.Linq; using System.Text; using System.Net.Mail; namespace ABCWSAppLag.Media { ///

c# - Why does ASP.NET MVC Controller FileStreamResult error on closed ...

WebApr 14, 2015 · If so, that's because what's happening is essentially that you're closing that stream twice. using (var cc = new ConsoleCopy ("mylogfile.txt")) { // At this time, your filestream is created with the using statement. // Writing happens here. // Your filestream is closed at the end of the using statement inside of the ConsoleCopy constructor. WebAug 4, 2024 · So I am getting a Stream back from an http call and if I just assign it to my return variable then I get an exception Cannot access a closed Stream in the calling function. Is this because of the Using? Is that causing the Stream to get closed once the method is exited? ... C# Cannot access a closed stream while copying GZipStream to … grandview foundation

C# : Cannot access a closed Stream while creating a …

WebDec 28, 2024 · 1. Your outputwriter tries to flush the steam when disposed. However as you dispose the stream first, this fails. Try exchanging the lines in your Dispose method with each other. That being said: as your stream is a MemoryStream you don’t really need to dispose it as it has no Ressourcen it needs to free. WebDec 8, 2024 · 1 Answer Sorted by: 2 seems you are disposing the StreamWriter sw, which in turn will dispose the memory stream passed to it try using this public static Stream GenerateStreamFromString (string s) { var ms = new MemoryStream (Encoding.Default.GetBytes (s)); return ms; } Share Improve this answer Follow … WebDec 31, 2016 · 3. I am getting the "Cannot access a closed Stream" when I am trying to save a ClosedXML Workbook (XLWorkbook) to a memory stream. public byte [] GetStream () { using (var stream = new MemoryStream ()) { Workbook.SaveAs (stream); return stream.ToArray (); } } As far as I can understand there is a problem within the ClosedXml … grandview forest sofa

c# - Error while copying content to a stream.? - Stack Overflow

Cannot access a closed stream error while using ItextSharp

WebJun 26, 2012 · The stream could have been closed outside of this code and this exception would still occur? Yes. For example - This can happen if you wrap a stream within another stream, and dispose of the "wrapper" stream. Many implementations dispose of the stream they are wrapping. WebApr 18, 2013 · 1 Answer. Sorted by: 1. It seems like externalStreamProvider is returning the same stream instance every time... and since you closed it in the first iteration, it fails in … chinese supermarket in honoluluWebC# - Cannot access a closed stream; PageEvent is throwing Cannot access a closed Stream; Getting Cannot access a closed Stream when unit testing Nancy; Error: … chinese supermarket in kirkcaldy

"WebHi Tom, I added ms.Position=0 but I have the same issue. This is the message I get if I ckeck the value of pdfScript.Position:'pdfScript.Position' threw an exception of type 'System.ObjectDisposedException' Data: {System.Collections.ListDictionaryInternal} HResult: -2146232798 HelpLink: null InnerException: null Message: "Cannot access a … " - Cannot access to closed stream c#

Cannot access to closed stream c#

c# - HttpClient ObjectDisposedException Android - Stack Overflow

WebMar 7, 2014 · Exception Details: System.ObjectDisposedException: Cannot access a closed Stream. Source Error: An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below. Stack Trace: … WebApr 20, 2011 · Solution 2. Wow! You close the stream with your own hands and wonder why it is closed! You close it through closing of the xmlwr. You need different approach. …

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WebJan 27, 2024 · Another option (given you're not disposing HttpClient) is that your server is redirecting, e.g. http to https. Even if the server certificate is valid, HttpClient throws a ObjectDisposedException: Cannot access a closed Stream. exception when trying to SendAsync.. If you can, the solution is to "fix" the redirect, e.g. for a .NET Core … WebMar 22, 2024 · That been said, if the file was not closed, you would merely have a different exception. During. PdfReader pdfReader = new PdfReader (pdfStream); the stream is read to the end, so here. var image = iTextSharp.text.Image.GetInstance (pdfStream); there would be nothing to read from the stream. And even if you did reset the stream to the …

WebApr 1, 2024 · try { using (MemoryStream dataStream = Utility.GetFile ()) { // read from beginning dataStream.Position = 0; HttpResponseMessage httpResponseMessage = Request.CreateResponse (HttpStatusCode.OK); httpResponseMessage.Content = new StreamContent (dataStream); … WebAug 20, 2024 · 11. You should remove: using (memoryStream) FileStreamResult will dispose memoryStream for you. The reason that your code doesn't work is that the actual work that reads from memoryStream is not in your code - it is in MVC code that calls fileStream.WriteFile. But that code is executed somewhere higher up the call stack.

WebJun 22, 2024 · This is just HttpClient letting you know that the connection failed, which it should because your server is disabled. The exception you get should be a System.Net.WebException, a Java.Net.ConnectException, a Java.Net.ConnectException, or a Java.IO.IOException, depending on the state of your server. – Brandon Minnick. WebJun 26, 2012 · 1 Answer. One simple approach is to get the byte array out of the closed MemoryStream and create another one: pdf.CreatePDF (ms) ms = new MemoryStream (ms.ToArray ()) Dim email As New EmailService email.Send (ms) Note that it's fine to call MemoryStream.ToArray on a closed / disposed instance of MemoryStream.

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WebOne simple approach is to get the byte array out of the closed MemoryStream and create another one: pdf.CreatePDF(ms) ms = new MemoryStream(ms.ToArray()) Dim email As New EmailService email.Send(ms) Note that it's fine to call MemoryStream.ToArray on a closed / disposed instance of MemoryStream. It's even documented: Note chinese supermarket in birmingham ukWebOct 15, 2024 · I am noticing lots of httpclient errors in my app. This one says: System.ObjectDisposedException: Cannot access a closed Stream // App.xaml.cs … grandview foundation dayton ohWebFeb 17, 2024 · At first it was like this: OnValidSubmit="OnSubmit". Then OnValidSubmit=" ( () => OnSubmit ())" I also tried OnValidSubmit=" ( async () => await OnSubmit ())" I suppose this is not the issue. I also run the web api project locally and it works on android too. So in summary when I run the server project locally I can access from every client. grandview football scoreWebSep 22, 2024 · Taking a look at the source code here it closes the os (output stream, your ms parameter in PdfWriter.GetInstance) depending on if closeStream is true or false. And it just happens that closeStream is a property. So all you should need to do is set writer.CloseStream = false; after GetInstance – MindSwipe Sep 22, 2024 at 7:57 Show 6 … grandview foundation in pasadenaWebSep 22, 2024 · 2. Taking a look at the source code here it closes the os (output stream, your ms parameter in PdfWriter.GetInstance) depending on if closeStream is true or … grandview foundation pasadenaWebOct 7, 2024 · I've seen that, but you still close it. My suggestion was like this: In caller procedure declare memorystream: dim outFs As New MemoryStream() call your routine … grandview foundation dayton ohioWebC# : Cannot access a closed Stream while creating a downloadable text file in ASP MVC 3To Access My Live Chat Page, On Google, Search for "hows tech develope... chinese supermarket in dc