Error Log Class Vb.net
resources Windows Server 2012 resources Programs MSDN subscriptions Overview Benefits Administrators Students Microsoft Imagine Microsoft Student Partners ISV Startups TechRewards Events Community Magazine Forums Blogs Channel 9 Documentation APIs and reference Dev centers Retired content Samples We’re sorry. The content you requested has been removed. You’ll be auto redirected in 1 second. Developing Applications with Visual Basic Programming in Visual Basic Logging Information from the Application Logging Information from the Application How to: Log Exceptions How to: Log Exceptions How to: Log Exceptions How to: Write Log Messages How to: Log Exceptions How to: Log Messages When the Application Starts or Shuts Down How to: Write to an Application Event Log How to: Write Event Information to a Text File Working with Application Logs Walkthrough: Determining Where My.Application.Log Writes Information Walkthrough: Changing Where My.Application.Log Writes Information Walkthrough: Filtering My.Application.Log Output Walkthrough: Creating Custom Log Listeners Troubleshooting: Log Listeners TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. How to: Log Exceptions in Visual Basic Visual Studio 2015 Other Versions Visual Studio 2013 Visual Studio 2012 Visual Studio 2010 Visual Studio 2008 Visual Studio 2005 You can use the My.Application.Log and My.Log objects to log information about exceptions that occur in your application. These examples show how to use the My.Application.Log.WriteException method to log exceptions that you catch explicitly and exceptions that are unhandled.For logging tracing information, use the My.Application.Log.WriteEntry method. For more information, see WriteEntryTo log a handled exceptionCreate the method that will generate the exception information. VB Copy Public Sub ExceptionLogTest(ByVal file
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it https://msdn.microsoft.com/en-us/library/f9shkfdd.aspx only takes a minute: Sign up How to log Catch exception to a text file up vote 0 down vote favorite I have a vb.net program that runs a Try Catch. What i'd like to have happen, if there is an exception is have it log that exception to a text file. I have: Catch ex As Exception MsgBox(ex.Message) My.Application.Log.WriteException(ex, http://stackoverflow.com/questions/24017860/how-to-log-catch-exception-to-a-text-file TraceEventType.Error, "Exception " & "with argument " & "C:\Log.txt" & ".") End Try But it's not sending the exception to the logfile. What am I missing? vb.net try-catch share|improve this question asked Jun 3 '14 at 14:30 Shmewnix 43871739 1 While not an answer to your question, you should look into Elmah for error logging. asp.net/web-forms/tutorials/deployment/… –MiniRagnarok Jun 3 '14 at 14:32 i wouldn't know. i wrote my own logging class. also, you could be missing this: msdn.microsoft.com/en-us/library/yhx0xwks.aspx –porkchop Jun 3 '14 at 14:34 you probably do not have access to write to "C:\" change to a temp folder or a Users folder –Plutonix Jun 3 '14 at 16:04 add a comment| 1 Answer 1 active oldest votes up vote 1 down vote I think the example here: http://msdn.microsoft.com/en-us/library/dsxzceby(v=vs.90).aspx might have mislead you a bit. I find it a bit odd. I think this is probably better: Public Sub SomeMethodWhichMightGenerateException(byval someArg as String) Try ' Code that might generate an exception goes here. ' For example: ' Dim x As Object ' MsgBox(x.ToString) Catc
Du siehst YouTube auf Deutsch. Du kannst diese Einstellung unten ändern. Learn more You're viewing YouTube in German. You can change this preference below. Schließen Ja, ich möchte sie https://www.youtube.com/watch?v=ipyniMVwcRM behalten Rückgängig machen Schließen Dieses Video ist nicht verfügbar. WiedergabelisteWarteschlangeWiedergabelisteWarteschlange Alle entfernenBeenden Wird geladen... Wiedergabeliste Warteschlange __count__/__total__ VB.NET Tutorial Basics of Error Logs Jared Woodruff AbonnierenAbonniertAbo http://www.dotnetspider.com/resources/20867-Writing-Exceptions-Log-files-Logger-class.aspx beenden172172 Wird geladen... Wird geladen... Wird verarbeitet... Hinzufügen Möchtest du dieses Video später noch einmal ansehen? Wenn du bei YouTube angemeldet bist, kannst du dieses Video zu error log einer Playlist hinzufügen. Anmelden Teilen Mehr Melden Möchtest du dieses Video melden? Melde dich an, um unangemessene Inhalte zu melden. Anmelden Transkript Statistik 2.168 Aufrufe 10 Dieses Video gefällt dir? Melde dich bei YouTube an, damit dein Feedback gezählt wird. Anmelden 11 0 Dieses Video gefällt dir nicht? Melde dich bei YouTube an, damit error log class dein Feedback gezählt wird. Anmelden 1 Wird geladen... Wird geladen... Transkript Das interaktive Transkript konnte nicht geladen werden. Wird geladen... Wird geladen... Die Bewertungsfunktion ist nach Ausleihen des Videos verfügbar. Diese Funktion ist zurzeit nicht verfügbar. Bitte versuche es später erneut. Hochgeladen am 03.11.2011Sharper Software's Lead Developer Jared Woodruff Takes us though some basics of Error logging and bug capture in VB.NET.Updated 2016 Project Download: https://dl.dropboxusercontent.com/u/4... Kategorie Wissenschaft & Technik Lizenz Standard-YouTube-Lizenz Mehr anzeigen Weniger anzeigen Wird geladen... Autoplay Wenn Autoplay aktiviert ist, wird die Wiedergabe automatisch mit einem der aktuellen Videovorschläge fortgesetzt. Nächstes Video VB.NET Tutorial - Custom Pop Up Messages - Dauer: 15:24 Jared Woodruff 14.251 Aufrufe 15:24 5.16 Error Handling in VB.Net (Try, Catch) - Dauer: 15:53 Firchild 8.938 Aufrufe 15:53 Write error log in C#/VB.NET - Dauer: 2:50 Stefaan Alleweireldt 693 Aufrufe 2:50 How to use log4net - Dauer: 11:21 perfectfire 9.952 Aufrufe 11:21 Visual Basic Tutorials for Absolute Beginners - Dauer: 8:45:26 CodeGeek
ResourcesCode SnippetsExceptions Writing exceptions in log files (Logger class in VB.Net) Posted Date: 10 Sep 2008 |Updated: 10-Sep-2008 |Category: Exceptions |Author: Shivashankar Chincholi |Member Level: Gold |Points: 10 | The follwing VB.NET sample code demonstrates how to write exceptions in a log file.
'
' This class is responsible for tracing application errors during runtime. It writes information to log file describing cause of error, file name & line number etc
'
Public Class Logger
Private Shared Sub Info(ByVal info As Object)
'Gets folder & file information of the log file
Dim folderName As String = ConfigurationManager.AppSettings("").ToString()
Dim fileName As String = ConfigurationManager.AppSettings("").ToString()
Dim dir As DirectoryInfo = New DirectoryInfo(folderName)
'Check for existence of logger file
If File.Exists(fileName) Then
Try
Dim fs As FileStream = New FileStream(fileName, FileMode.Append, FileAccess.Write)
Dim sw As StreamWriter = New StreamWriter(fs)
sw.WriteLine(DateTime.Now + " " + info.ToString)
sw.Close()
fs.Close()
Catch dirEx As DirectoryNotFoundException
LogInfo(dirEx)
Catch ex As FileNotFoundException
LogInfo(ex)
Catch Ex As Exception
LogInfo(Ex)
End Try
Else
'If file doesn't exist create one
Try
dir = Directory.CreateDirectory(dir.FullName)
Dim fileStream As FileStream = File.Create(fileName)
Dim sw As StreamWriter = New StreamWriter(fileStream)
sw.WriteLine(DateTime.Now + info.ToString)
sw.Close()
fileStream.Close()
Catch fileEx As FileNotFoundException
LogInfo(fileEx)
Catch dirEx As DirectoryNotFoundException
LogInfo(dirEx)
Catch ex As Exception
LogInfo(ex)
End Try
End If
End Sub
Public Shared Sub LogInfo(ByVal ex As Exception)
Try
'Writes error information to the log file including name of the file, line number & error message description
Dim trace As Diagnostics.StackTrace = New Diagnostics.StackTrace(ex, True)
Dim fileNames As String = trace.GetFrame((trace.FrameCount - 1)).GetFileName()
Dim lineNumber As Int32 = trace.GetFrame((trace.FrameCount - 1)).GetFileLineNumber()
Info("Error In" + fileNames + "Line Number" + lineNumber.ToString() + "Error Message" + ex.Messa