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For instance: For example I have a simple macro as follows: Sub GetErr() On Error Resume Next N = 1 / 0    ' Line causing divide by zero exception For i We appreciate your feedback. The On Error Statement The heart of error handling in VBA is the On Error statement. In reality, a program can face various categories of bad occurrences.

A calculation may produce unexpected results, etc. After an error has occurred, to ask the compiler to proceed with the regular flow of the program, type the Resume keyword. I always put all my cleanup code in that block. Not the answer you're looking for?

It is far better to detect potential error situations when your application starts up before data is change than to wait until later to encounter an error situation. CurrentRow = CurrentRow + 1 ' ... A well written macro is one that includes proper exception handling routines to catch and tackle every possible error. A Note Of Caution It is tempting to deal with errors by placing anOn Error Resume Next statement at the top of the procedure in order to get the code to

Excel VLOOKUP Tutorial Microsoft Excel IF Statement Excel Web App Viewers What is Excel VBA HLOOKUP - Excel Formula Training Session Spell Check In Excel Top 50 Excel Based Games Microsoft Moreover, Resume is the only way, aside from exiting the procedure, to get out of an error handling block. For more information, see Try...Catch...Finally Statement (Visual Basic).Note The Error keyword is also used in the Error Statement, which is supported for backward compatibility.Syntax Copy On Error { GoTo [ line Ankit has a strong passion for learning Microsoft Excel.

For example, On Error GoTo ErrHandler: N = 1 / 0 ' ' code that is skipped if an error occurs ' Label1: ' The project that causes an error is known as the source of error. It can be a godsend for debugging, though. For a "lighter" version....

Going to be away for 4 months, should we turn off the refrigerator or leave it on with water inside? Doing so will cause strange problems with the error handlers. The error hander is still active when the second error occurs, and therefore the second error is not trapped by the On Error statement. But with this method if the pivots are the same I get an "error no special cells found".

Add the following code line to the loop. Example: Below is a self-explanatory example of ‘On Error Goto

I still want the value if my if statement in column B produces an error What I want is something along the lines of For each cl in range("C1:C200") if error The goal of well designed error handling code is to anticipate potential errors, and correct them at run time or to terminate code execution in a controlled, graceful method. Private Const ThisModuleName As String = "mod_Custom_Functions" Public sLocalErrorMsg As String Within each Sub/Function of the module I define a local variable Dim ThisRoutineName As String I set ThisRoutineName to the Examples of run-time errors are: Trying to use computer memory that is not available Performing a calculation that the computer hardware (for example the processor) does not allow.

End If Exit Sub ' Exit to avoid handler. This is an illegal operations, so VBA will raise an error 11 -- Division By Zero -- and because we have On Error Resume Next in effect, code continues to the Languages like C++ provide a code structure call Try/Catch that allows much more granularity and control. excel vba excel-vba share|improve this question edited Aug 13 '15 at 11:18 asked Aug 13 '15 at 11:01 Anarach 217115 Use Err.Number, example: If Err.Number <> 0 then Msgbox"There

It doesn't specify line 0 as the start of the error-handling code, even if the procedure contains a line numbered 0. Thank you for reading my question Greetings skofgar excel vba share|improve this question edited Jun 28 '14 at 13:37 asked May 17 '11 at 8:38 skofgar 7042916 7 rather than On Error Statement (Visual Basic) Visual Studio 2015 Other Versions Visual Studio 2013 Visual Studio 2012 Visual Studio 2010 Visual Studio 2008 Visual Studio 2005 Visual Studio .NET 2003  Enables an Here is an example: Private Sub cmdCalculate_Click() On Error GoTo WrongValue Dim HourlySalary As Double, WeeklyTime As Double Dim WeeklySalary As Double ' One of these two lines could produce an

This will show you exactly where the error was thrown. On Error GoTo ErrHandler: Worksheets("NewSheet").Activate Exit Sub ErrHandler: If Err.Number = 9 Then ' sheet does not exist, so create it Worksheets.Add.Name = "NewSheet" To start that section, you create a label. See ASP.NET Ajax CDN Terms of Use – http://www.asp.net/ajaxlibrary/CDN.ashx. ]]> Pearson Software Consulting Services Error Handling In VBA

Remember to refer to this name in the rest of your code. 2. You can also pass a value, such as a date, that can easily be converted to a string. That is, it will be active and ready to handle another error. At any rate, I see that you updated the question with more details, so I've removed the downvote.

Good luck with your coding! –Doug Glancy May 21 '13 at 20:01 | show 2 more comments 1 Answer 1 active oldest votes up vote 1 down vote accepted I am Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies To prepare a message, you create a section of code in the procedure where the error would occur. For example, the following line causes a runtime error because here syntax is correct but at runtime it is trying to call fnmultiply, which is a non-existing function: Function ErrorHanlding_Demo1() Dim

fill out that record with values from the time sheet Worksheets("Payroll").Cells(CurrentRow, 2) = TimeSheetEmployeeNumber Worksheets("Payroll").Cells(CurrentRow, 3) = StartDate Worksheets("Payroll").Cells(CurrentRow, 4) = EndDate Worksheets("Payroll").Cells(CurrentRow, 5) = Week1Monday Worksheets("Payroll").Cells(CurrentRow, 6) = Week1Tuesday Worksheets("Payroll").Cells(CurrentRow, This causes code execution to resume at a line label. Tick - 'Trust access to the VBA project objects model'") End Case 32813 'Err.Number 32813 means reference already added Case 48 'Reference doesn't exist If lngDLLmsadoFIND = 0 Then MsgBox ("Cannot Resume Next 6.

While this may be acceptable, even desirable, in a development environment, it is not acceptable to the end user in a production environment. The following example shows how these features can be used with the existing exception handling support: VB Copy On Error GoTo Handler Throw New DivideByZeroException() Handler: If (TypeOf Err.GetException() Is DivideByZeroException)