Cannot access a closed stream memorystream c#
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... WebFeb 25, 2010 · The problem is that the stream is closed (via Dispose ()) at the end of the using block. You retain a reference to the closed stream. Instead, save the contents of the stream to your cache: _cache.Add (someId, stream.ToArray ()); When you call the PngBitmapDecoder constructor, you'll have to create a new MemoryStream to read from …
Cannot access a closed stream memorystream c#
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WebMar 17, 2024 · Write it as: var _memStream = new MemoryStream (file.Contents); zipArchive.AddEntry (file.Filename, _memStream, true); It should use this overload. The true is so that it closes the Stream when not used. Probably it will auto-discover the length (I see that it is an optional value with 0 as default) WebThe StreamWriter and underlying stream should not be disposed until after the message has been sent (to avoid ObjectDisposedException: Cannot access a closed Stream). Since I couldn't find confirmation of this anywhere, I tested if disposing of the MailMessage and/or the Attachment object would dispose of the stream loaded into them as I ...
WebAug 12, 2016 · 1 Answer. Sorted by: 5. 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 (MemoryStream ms = new MemoryStream ()) { ImagenCopia.Compress (Bitmap.CompressFormat.Jpeg, 40, ms); return ms; } Remove the using statement: 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 17, 2015 · you do not need the memory stream try something like string excelLocation = Path.Combine (taskpath, "Test_Output.xlsx"); FileStream sw = File.Create (excelLocation); wb.Write (sw); sw.Close (); Share Follow answered May 14, 2024 at 17:56 Sarah Akram 1 1 Add a comment Your Answer Post Your Answer WebApr 20, 2011 · First try to load the document from MemoryStream then close XmlTextWriter Do it like this: XmlDocument X= new XmlDocument () x.Load (MemoryStream) XmlTextWriter .Close () Posted 20-Apr-11 23:01pm Ankit Rajput Updated 20-Apr-11 23:02pm v2 Comments zsh64 21-Apr-11 5:35am If i do it Gives the following message …
WebJun 26, 2012 · 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. It's even …
WebYou're creating the MemoryStream in a using block. When the block goes out of scope the Dispose method is being called. Just remove the using so that it isn't closed: build ladder 9 fire truck videos on utubeWebDec 28, 2024 · When I debug the code it runs fine, but when I run it on the Test server, I get the following error: System.ObjectDisposedException: Cannot access a closed Stream. at System.IO.__Error.StreamIsClosed () at System.IO.MemoryStream.Write (Byte [] buffer, Int32 offset, Int32 count) crrem carbon riskWebNov 14, 2024 · Same result...Cannot access a closed Stream on this line: await graphClient.Me.Drive.Items ["item-id"].ItemWithPath ("NewDocument-2.pdf").Content.Request ().PutAsync (ms); The PutAsync is expecting a Stream as well So when I do this: build ladinoWeb2 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 … cr remodeling incWebDec 2, 2015 · Cannot access a closed Stream. Here is my code: //Create a byte array that will eventually hold our final PDF Byte [] bytes; List myTables = getTables (); TableObject currentTable = new TableObject (); //Boilerplate iTextSharp setup here //Create a stream that we can write to, in this case a MemoryStream using (MemoryStream ms ... build lailaWebDec 16, 2015 · If not, you may be able to work around the problem with the non-expandable memory stream by not creating the memory stream from a fixed array. Instead of new MemoryStream (fileData) you can use: using (var zipStream = new MemoryStream ()) { zipStream.Write (fileData, 0, fileData.Length); zipStream.Position = 0; // continue here } … crrek turnpike tulsa exit riverside parkwayWebDec 31, 2016 · If it was created from a Stream it will access that original stream during the save operation. So the exception is not due to your memorystream you supplied in the save method, it is the original stream that is the culprit. Make sure you keep that stream available until all operations you want to do on the Workbook are completed. Share Follow build laccd planetbids