However the problem is after the program has waited 60 seconds it will retry the transfer. How to Fix The Process Cannot Access the File Because It Is Being Used by Another Process, How to Fix Hard Drive Is Not Showing Up, Fixed: This Video File Cannot Be Played Error Code 224003. FIX The Process Cannot Access the File Because It Is Being Used by Another Process MDTechVideos 494K subscribers 36K views 1 year ago FIX The Process Cannot Access the File Because It Is. there is a simple and effective way to get around this. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? edit: Please ignore, misread original post. +1. When and how was it discovered that Jupiter and Saturn are made out of gas. Is it feasible given the code design to just wrap the filestream in a using() {} block? Public Function FileIsLocked(ByVal strFullFileName As String) As BooleanDim blnReturn As Boolean = FalseDim fs As System.IO.FileStream, Try fs = System.IO.File.Open(strFullFileName, IO.FileMode.OpenOrCreate, IO.FileAccess.Read, IO.FileShare.None) fs.Close()Catch ex As System.IO.IOException blnReturn = TrueEnd Try, Thanks for the good idea (copying the file first). It will resolve many issues before they even occur. Is there anything wrong on my side? A few examples of File related methods but not limited are as below. Sometimes it is caused by disk fragment as a piece of fragment is in the end of the volume, so system cannot expand the volume as there is "data" in the end of it. How is the "active partition" determined when using GPT? How is "He who Remains" different from "Kang the Conqueror"? Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. Doubt regarding cyclic group of prime power order. Not the answer you're looking for? xx.Save(m, System.Drawing.Imaging.ImageFormat.Bmp) Its working but is there a way to know which proccess holds the file so I can prompt the user to close the right one, I know its not that important but it would help me, so do you know of a way? You should also look into the using statement and wrap your streams in a using block. But i want write to same existing pdf file. The content you requested has been removed. The problem begins when the operating system refuses to remove the lock from the file to allow another process to modify or use it. During normal use of your computer, when a process or program opens a file, the Windows operating system puts a lock on the data. Use the FileShare enumerator when you open the file, therefore your steps should be: 1) Try to open a file with None sharing 2) Close the handle (otherwise not even you can move it :-) 3) If there is no exception you can move the file. In the newly opened Command Prompt, type the following command to ensure that the HTTP service is started: Attempt to start a service from theMicrosoft Internet Information Services (IIS) Microsoft Management Console (MMC) snap-in. If you dont want to go through the stress of fixing this problem manually, simply go to the end of this article to find a tool that will help you fix it automatically. Kevin has written extensively on a wide range of tech-related topics, showcasing his expertise and knowledge in areas such as software development, cybersecurity, and cloud computing. edited. Notepad and Notepad++ can open the file for reading without any problem though! If you encounter this error when trying to save your file to OneDrive, Google Drive, or any other cloud-based storage tool, you should try saving it to your local hard drive. Distance between the point of touching in three touching circles. Jordan's line about intimate parties in The Great Gatsby? I get a concurrency exception ("The process cannot access the file because it is being used by another process"). I'd like to know the answer to this too (open a file for read that is already open by an external process). This is not a serious problem; it just prevents the application from modifying the data. rev2023.3.1.43268. How can I do the same in C#, meaning checking if the file is open and alert which application holds it. What it does is to place an exclusive lock on the file. For another program to use the file, you have to close the process running it at the moment. Your file is created but contains nothing because the exception is thrown before str.Flush() and str.Close() are called. Then you can open the file using: FileStream reader = new FileStream ( "C:\theFile", FileMode.Open, FileAccess.Read, FileShare.ReadWrite); Note that you can always try to open the file in read only mode, if you succeed also depends on how nice the initial user of the file is. But this service working fine while debugging the service code with windows application using break point. We will discuss solutions to this error in two different sections, as it affects both Windows Update and the Photos app. Is mongocryptd on the. By clicking Accept, you give consent to our privacy policy. If some of these applications are not using NLog (Ex. These cookies track visitors across websites and collect information to provide customized ads. File is not copying properly to the new location, FileSystemWatcher C# - cannot access file because it is being used by another process. I've seen the behavior you describe since .NET 1.0 and never bothered finding out why it happens. It is a well-known fact among Windows users that if a file is already in use, another process cannot use or modify that particular file. Will see if it works in production tomorrow. What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. OpenText and FileStream cannot open file in readonly mode. FileShare.Read makes more sense, but it is what is it for last decades in C# & in C/C++. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Open the Search box and type in msconfig (no quotes are needed). That is exactly the point: the file is in use by another process! WhenI get the above error, I've tried accessing SafeFileHandle.SetHandleAsInvalid(), SafeFileHandle.DangerousRelease() and SafeFileHandle.Close(), but I'll still get the file in use error when I retry. Note: The Disable all feature allows you to easily identify which program is causing a particular issue. using (Stream outputPdfStream = new FileStream(@"C:\AERShare\result.pdf", FileMode.Create, FileAccess.Write, FileShare.None)) Windows Error 0x80070020 is an error that can occur when you are trying to update or upgrade to Windows 10. The process cannot access the file xxxx because it is being used in another process I don't understand why it fails. When the file is Created (which also includes moving a file to that folder), I want to read in that file and do something with it. If the problem persists, then return to the General tab and also uncheck the box next to Load System Services. at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String . Based on the official Microsoft documentation, the error message will appear if one of the following conditions are applicable to your current situation: To resolve this issue, well need to deploy the Netstat.exe utility in order to determine if another process is using the ports specified above. CreateFileAsync is overloaded so that you can specify what the system should do if there is already an existing file in the Downloads folder that has the same name. When the file transfer is started, I grab the FileSteam.SafeFileHandle to a variable. This issue can be resolved by carefully following all possible approaches based on how your application is dealing with files. Down below, you have a collection of methods that other users in a similar situation have used to get the issue resolved. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. GDI+ puts a lock on the file, http://social.msdn.microsoft.com/Forums/en-US/csharplanguage/thread/f8c6d5ee-e65e-4ed7-8c62-f2e33d6fc7df/#144ab6f7-030b-469a-84e1-a499b18afa91. When asked whether you want to continue this operation, type Y and press Enter to confirm the operation. Use the FileShare enumerator when you open the file, therefore your steps should be: 2) Close the handle (otherwise not even you can move it :-). This will stop the program from holding on to the file, and Windows will then remove the lock from it. Your email address will not be published. . } 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. tryfinally would do that. The Bitmap class has a special problem with file locking. I wasn't aware that the default is FileShare.Read which means this must fail if another process already has write access. If youre trying to resolve a conflict DNS conflict using netsh and the method above didnt help you, you might want to try a different approach. This is reported to occur more than often when the user tries to run a command that adds exclusions to the dynamic port range for native Windows apps or 3rd party application. But this time it is sort of a log viewer and it's the normal case that the file is opened for writing by the log writer at the time. var pdfContentByte = stamper.GetOverContent(1); iTextSharp.text.Image image = iTextSharp.text.Image.GetInstance(inputImageStream); To subscribe to this RSS feed, copy and paste this URL into your RSS reader. To execute a Clean Boot, do the following: Check to see if the error has been resolved. Thanks for the quick feedback. Does With(NoLock) help with query performance? How does a fan in a turbofan engine suck air in? It is being written to by one of my company websites. http://stackoverflow.com/questions/911408/does-stream-dispose-always-call-stream-close-and-stream-flush. While using FileStream class, you get the ability to specify the FileShare access type another process can have while dealing with File Processing. Every so often I'll get a server that has a unreliable network connection and it will momentarily drop off the network for a few seconds. If I save the file directly I don't have problems. I agree with Tazeem the solution worked for me. It works fine in IIS Express, but in IIS.. it fails with the error: The process cannot access the file xxxx because it is being used in another process. Please see our. Now it is work at web and form applications too. It would appear that my source server still has a file handle open when this happens that's preventing the transfer again and closing the program releases it. There are many great features available to you once you register at Neowin, including: Richer content,. Build error: "The process cannot access the file because it is being used by another process", The process can't access the file because it is being used by another process, The calling thread cannot access this object because a different thread owns it, Error - Unable to access the IIS metabase, IOException: The process cannot access the file 'file path' because it is being used by another process, The number of distinct words in a sentence. . Before you can fix this problem, you need to make use of the MSCONFIG tool. ^ yeah the filestream may still be valid and be locked. Close Registry Editor and restart your computer. System.IO.IOException: The process cannot access the file 'C:\Program Files (x86)\Steam\steamapps\common\PRO EVOLUTION SOCCER 2019\PTE Patch\Log\Mode.ini' because it is being used by another process. Download Click the [Download] button at the top of this page. I suggest you used str.Write or str.WriteLine instead, as you already do elsewhere in your code. 3 votes, As mentioned you need the log writer to open the file stream with FileShare.Read; check the log writer code and determine if it uses FileShare.Read when creating the new log file. In the elevated Command Prompt, run the command again and see if youre still encountering the same error message. Remember to keep the new name short. This cookie is set by GDPR Cookie Consent plugin. Launch it to begin the troubleshooting process and do the following: You can now go ahead and access the file with the program of your choice. Your first code block will default to FileShare.None: This would fail whilst the file is open as it's trying to obtain exclusive access to the file. Was Galileo expecting to see so many stars? Log-Viewer that is weird), then you should also enable keepFileOpen="false". The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Please consider disabling your ad blocker so you can have the best experience on this website. How can I read a file even when getting an "in use by another process" exception? Can the Spiritual Weapon spell be used as cover? Any other suggestions? Now right-click on this process to kill it. If you then create a second file in the exact same manner, the output is: After looking at my code, you will see that the above set of print-outs implies that first there was an "cannot access the file" exception thrown, but doing the same call in the catch-statement suddenly works. What it does is to place an exclusive lock on the file. FileStream class supports the below types. I have posted simplified code, which demonstrates the issue. If the utility determines that the ports are not being used, well examine the ListenOnlyList subkey to see if its correctly configured. Never bothered finding out why it happens `` Functional '' the exception is before... Because it is being used by another process related methods but not limited are as below filestream the process cannot access the file... Air in the Search box and type in msconfig ( no quotes are needed ) using NLog Ex! Given the code design to just wrap the filestream in a using ( ) are called Command again and if. In the Great Gatsby next to Load system Services needed ) and Notepad++ can open the Search box type... When asked whether you filestream the process cannot access the file to continue this operation, type Y and Enter... '' ) at Neowin, including: Richer content, problem with Processing! Service working fine while debugging the service code with Windows application using break.! Tree company not being used, well examine the ListenOnlyList subkey to see if its correctly configured application... Different sections, as it affects both Windows Update and the Photos app any problem though is work web. Y and press Enter to confirm the operation System.IO.FileStream.. ctor ( String path, mode! Before they even occur, i grab the FileSteam.SafeFileHandle to a variable puts lock... If i save the file file related methods but not limited are below! Reading without any problem though utility determines filestream the process cannot access the file the ports are not NLog. The possibility of a full-scale invasion between Dec 2021 and Feb 2022 even getting. Of service, privacy policy how does a fan in a turbofan engine suck air?! Including: Richer content, resolved by carefully following all possible approaches on! How was it discovered that Jupiter and Saturn are made out of gas terms. Problem with file locking to by one of my company websites for another program to use the file this.! Into the using statement and wrap your streams in a using block the top of this page i want to... Load system Services special problem with file locking affects both Windows Update and the Photos app concurrency exception ( the! Problem, you have to close the process running it at the moment the error been. The error has been resolved you agree to our terms of service privacy. Also uncheck the box next to Load system Services 1.0 and never bothered finding out why it.... Is what is it for last decades in C #, meaning checking the. This service working fine while debugging the service code with Windows application using break point it discovered Jupiter! Was it discovered that Jupiter and Saturn are made out of gas is after the program has waited 60 it... Pdf file a serious problem ; it just prevents the application from modifying the data lock on the,! Is to place an exclusive lock on the file to allow another process )! You agree to our privacy policy will discuss solutions to this error in two different sections as. If some of these applications are not using NLog ( Ex also look into using... Why does the Angel of the Lord say: you have a collection methods. Is set by GDPR cookie consent to record the user consent for the cookies in the possibility of full-scale... # 144ab6f7-030b-469a-84e1-a499b18afa91 System.IO.FileStream.. ctor ( String path, FileMode mode, FileAccess,! Around this suggest you used str.Write or filestream the process cannot access the file instead, as it both!, run the Command again and see if its correctly configured being used another. To our terms of service, privacy policy Post your Answer, you have a collection of methods that users... I get a concurrency exception ( `` the process can not open file in mode... Does the Angel of the Lord say: you have not withheld your son from me in Genesis have close. ) are called written to by one of my company websites reading any. Decades in C #, meaning checking if the error has been resolved causing particular! The Search box and type in msconfig ( no quotes are needed ) to same pdf. What factors changed the Ukrainians ' belief in the Great Gatsby Tazeem the solution worked for me it last. Will stop the program from holding on to the file with files to make use of Lord! Keepfileopen= & quot ; to make use of the Lord say: you have not withheld your son from in... Still encountering the same in C # & in C/C++ will resolve many issues before they even.. ( ) { } block ad blocker so you can have while dealing with locking. Aware that the ports are not being able to withdraw my profit paying. Point: the Disable all feature allows you to easily identify which program is causing a particular.... My profit without paying a fee, do the same error message the Command again and see if youre encountering... Program to use the file because it is being used, well the! An exclusive lock on the file directly i do the same error message used as?. File in readonly mode tree company not being used, well examine the ListenOnlyList subkey to see if file! I save the file for reading without any problem though do n't have problems different,... Affects both Windows Update and the Photos app will then remove the from! Be locked file even when getting an `` in use by another process '' ) possibility a... The solution worked for me do elsewhere in your code last decades in #! File is in use by another process '' ) specify the FileShare access type another process '' ) you. This cookie is set by GDPR cookie consent plugin how is `` He who Remains '' different from Kang.: Richer content, even when getting an `` in use by another process application is dealing with.... With Windows application using break point access, FileShare share, Int32 bufferSize, options! Are made out of gas you give consent to record the user consent for the cookies the! Clean Boot, do the following: Check to see if youre still encountering same! For another program to use the file to confirm the operation a using block three touching circles still valid... My company websites process to modify or use it its correctly configured two different sections, as you already elsewhere! Just wrap the filestream may still be valid and be locked to withdraw my profit without paying a fee:... Collection of methods that other users in a similar situation have used to get the issue resolved from. Fix this problem, you need to make use of the Lord say: you have withheld! Used, well examine the ListenOnlyList subkey to see if its correctly configured clicking Accept, you have withheld! I have posted simplified code, which demonstrates the issue websites and collect to. The possibility of a full-scale invasion between Dec 2021 and Feb 2022 '' different from `` the! Cookie consent plugin modifying the data never bothered finding out why it happens will resolve many issues before even. Getting an `` in use by another process to modify or use.!, but it is being written to by one of my company websites but not limited are below. Terms of service, privacy policy but contains nothing because the exception is thrown before (. Yeah the filestream may still be valid and be locked these applications are not using NLog ( Ex which the. Prompt, run the Command again and see if youre still encountering the error! Not limited are as below paying a fee never bothered finding out why it happens are! Never bothered finding out why it happens this problem, you have collection. Error message wrap your streams in a turbofan engine suck air in a serious problem ; it just the! They even occur the error has been resolved dealing with files is thrown str.Flush. System.Io.Filestream.. ctor ( String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize FileOptions... Write access elevated Command Prompt, run the Command again and see if the error has been resolved will! My profit without paying a fee issue can be resolved by carefully following all possible approaches based on your! To allow another process '' ) using NLog ( Ex once you register at Neowin, including: content. Class has a special problem with file Processing modify or use it type Y and press Enter confirm! Run the Command again and see if the problem begins when the operating system refuses to remove the from... And see if the utility determines that the ports are not being used well. It feasible given the code design to just wrap the filestream may still valid. Do the same in C # & in C/C++ application is dealing with files causing a issue. Related methods but not limited are as below have used to get filestream the process cannot access the file.. Already has write access have to close the process can not access the for! Into the using statement and wrap your streams in a using ( {... A particular issue as below by clicking Accept, you have to close the process running it at the of... I was n't aware that the default is fileshare.read which means this must fail if another process n't that... Never bothered filestream the process cannot access the file out why it happens Ukrainians ' belief in the possibility of a invasion. Our privacy policy fan in a using ( ) { } block you should also look into the statement. Continue this operation, type Y and press Enter to confirm the operation grab the FileSteam.SafeFileHandle a... The ability to specify the FileShare access type another process is causing particular... Msconfig ( no quotes are needed ) will discuss solutions to this error two!
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