Cannot access to closed stream c#

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August undefined, 2024

WebJul 20, 2024 · Memory stream is always closed ' cannot access a closed stream; var stream = new MemoryStream (); workbook.SaveAs (stream); however it trips up every single time throwing this exception: ReadTimeout = 'stream.ReadTimeout' threw an exception of type 'System.InvalidOperationException'. writeTimeOut= … 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 …

C# : Cannot access a closed Stream of a memoryStream, …

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. WebC# : 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... how to roast ribeye roast

Cannot access a closed Stream - CodeProject

WebOct 7, 2024 · User-275943819 posted using System.Linq; using System.Text; using System.Net.Mail; namespace ABCWSAppLag.Media { /// 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. 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); … northern genesis ipo

System.ObjectDisposedException: Cannot access a closed …

Cannot access a closed Stream - CodeProject

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. 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. northern genesis yahoo financeWebMar 2, 2024 · According to the stack trace the exception occurs at the end of the using (writer) block. Actually there is no need for putting a using here anyways as closing the doc implicitly will close the writer. And there is no need for explicitly closing the doc as it implicitly is closed by the using (doc). Thus, I would remove these unnecessary things ... northern gentleman\\u0027s club fargo

"WebSep 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 … " - Cannot access to closed stream c#

Cannot access to closed stream c#

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

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WebFeb 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. WebAccepted answer. You're disposing of the MemoryStream because you're using a using block. By the time you try to use the return value later in your code, it's unavailable. using …

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 … WebApr 12, 2024 · C# : 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...

WebOct 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 … WebC# - Cannot access a closed stream; PageEvent is throwing Cannot access a closed Stream; Getting Cannot access a closed Stream when unit testing Nancy; Error: …

WebJul 17, 2015 · It looks slightly far from real application. If you want to get bytes of xlsx file content - you can read it directly from disk without using NPOI for opening file and then writing it back to memory stream. Workbook method Write closes the stream implicitly, and it is unavoidable (see this discussion) –

WebC# : Cannot close stream until all bytes are written (GoodData API)To Access My Live Chat Page, On Google, Search for "hows tech developer connect"Here's a s... northern generatorsWebDec 30, 2024 · E.g., in the below, Console.Writeline will throw a "Cannot access a closed Stream." class Program { static MemoryStream GetMemoryStream() { using (MemoryStream mem = new MemoryStream()) { // BAD CODE - BUG! return mem; // The above will return an object which is about to be Disposed! northern generator three lakes wiWeb2 Answers. The stream was closed as soon as you exited the action method, or rather, the using ( var ms = new MemoryStream () ) { block. You don't need to dispose the … northern general surgery mt airy ncWebThis is because the StreamReader closes of underlying stream automatized when be disposed about. The using statement does this automatically. However, the StreamWriter you're using is static trying to work on to stream (also, the using account for the writer is now test to dispose for the StreamWriter, which remains then trying till finish the ... how to roast riceWebOne 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 northern geoWebApr 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. … northern georgia bankruptcy courtWebMar 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: … northern georgia