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. 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.

C# - Cannot access a closed stream - Stack Overflow

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 … 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. orangeimages free

c# - Cannot access a closed stream (NPOI Library) - 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: … WebJul 27, 2024 · { BinaryReader reader = new BinaryReader(stream, System.Text.Encoding.UTF8); } C# An object-oriented and type-safe programming … WebFeb 13, 2014 · 1 Answer. I think it is because you have your MemoryStream is a using. This causes (at the end of processing) the stream to be closed and disposed. Let the FileStreamResult handle closing this, and remove the using. Yeah, that solves it. According to this answer, FileStreamResult does indeed close the stream. iphonex pd快充

c# - ClosedXml Cannot access a closed Stream - Stack Overflow

c# - Getting error when saving a file: Cannot access a closed Stream ...

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. 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 … iphonex otgWebJun 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. iphonex oled屏幕

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

Cannot access to closed stream c#

c# - MemoryStream - Cannot access a closed Stream

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. 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 …

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WebApr 28, 2024 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams WebOct 7, 2024 · User-275943819 posted using System.Linq; using System.Text; using System.Net.Mail; namespace ABCWSAppLag.Media { ///

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) –

WebThis 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 ... 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 …

WebApr 12, 2024 · C# : Cannot access a closed Stream of a memoryStream, how to reopen?To Access My Live Chat Page, On Google, Search for "hows tech developer connect"As promis...

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 … iphonex oled屏/// Takes care of … orangeleafyogurt.comWebApr 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... orangeland in florence scWebJul 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= … iphonex phone caseWebThis is because the StreamReader closes of underlying stream automatized when be disposed about. The using statement does this automatically. However, the StreamWriter … iphonex price in uaeWebApr 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 … orangeland seafood \\u0026 fish market florenceWebDec 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 … orangelawn professional center