Asp Error Handling On Error Goto
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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 asp on error goto 0 hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges classic asp on error goto 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. asp on error goto label Join them; it only takes a minute: Sign up On Error Goto throws error up vote 1 down vote favorite There are similar questions about On Error Goto x not catching all errors etc, but I've encountered a classic asp error handling different problem. My (Classic ASP) page works fine, most of the time. Some users complain of an error on the page, couldn't duplicate yet. I tried error handling but On Error Resume Next does not help me with this situation and On Error Goto causes the page not to work and constantly throw an error (which looks like a 500, but that might be because of handling IIS is doing in background). It happens whether I write Goto
Asp On Error Goto
0 or Goto [label] without a difference if the label exists or not. What might be causing this? asp-classic error-handling share|improve this question asked Nov 7 '12 at 8:13 JNF 2,99411444 add a comment| 2 Answers 2 active oldest votes up vote 6 down vote accepted On Error GoTo label is not supported in ASP you begin an error trapping block using On Error Resume Next , check Err.Number to see if an error occurred, close the block using On Error GoTo 0. See this doc and this thread share|improve this answer edited Sep 28 '13 at 5:49 answered Nov 7 '12 at 8:36 SearchAndResQ 2,03441223 So, I need to If Err.Number <> 0 after each possible problem. And hope things work if I miss one of those... –JNF Nov 11 '12 at 5:56 1 And remember to clear the Err object after a problem, if you want to carry on and check it again later! –Magnus Smith Jun 26 '14 at 10:20 add a comment| up vote 3 down vote Trying to trap every error using On Error Resume Next is not practical in larger ASP pages. Configure IIS to use a custom error page if a status code 500 is received. Format the following to suit... Set objASPError = Server.GetLastError response.write "Category: " & objASPError.Category & _ "ASPCode: " & objASPError.ASPCode & _ "Number: " & objASPError
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when using ASP or Active Server Pages with VBScript you will find on error resume next example it necessary to check for errors when you do certain things that may fail and then handle it classic asp throw exception accordingly. Things like opening a database connection or writing to a text file come to mind. Generally if an error is encountered in your .asp file, the processing of your script http://stackoverflow.com/questions/13265598/on-error-goto-throws-error stops and an error message is returned to the browser. If you want to continue processing your page even if an error is encountered, include the following line at the beginning of your .asp file: <% On Error Resume Next %> That being said just ignoring errors in your code is not a very good idea. What you really want to do http://www.powerasp.net/content/new/on-error-resume-next.asp is handle the error in some way. The example below opens a database connection and shows you how to trap a potential error and do whatever you want because of it. In this case we are simply displaying the error. <% ConnectionString = "DBQ=c:\inetpub\wwwroot\mysite\data\mydatabase.mdb;Driver={Microsoft Access Driver (*.mdb)};" '*** This code checks the ConnectionString info you entered and reports back the error code if it is not ok Err.Clear On Error Resume Next Set ConnPasswords = Server.CreateObject("ADODB.Connection") ConnPasswords.Open ConnectionString If Err.Number <> 0 Then Response.Write (Err.Description& "
") Response.Write("This means there is most likely a problem with the" & vbCrLf) Response.Write("""ConnectionString"" info that you specified.
" & vbCrLf) Response.End End If On Error GoTo 0 %> We put the "On Error GoTo 0 at the end because that will essentially end the "on error resume next" That is something you want to do so any later errors in your application do not get ignored without you knowing about it. Below is another example. In this example our application logs user info in a text file when th
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 https://msdn.microsoft.com/en-us/library/5hsw66as.aspx Dev centers Retired content Samples We’re sorry. The content you requested has been removed. You’ll be auto redirected in 1 second. Visual Basic Language Reference Statements F-P Statements F-P Statements On Error Statement On Error Statement On Error Statement For Each...Next Statement For...Next Statement Function Statement Get Statement GoTo Statement If...Then...Else Statement Implements Statement Imports Statement (.NET Namespace and Type) Imports on error Statement (XML Namespace) Inherits Statement Interface Statement Mid Statement Module Statement Namespace Statement On Error Statement Operator Statement Option