Home > Cannot Call > Cannot Call A Method On A Null-valued Expression

Cannot Call A Method On A Null-valued Expression

Contents

Wait... But I think I will keep the double qoutes in there. Thank you again. —DJ Hello DJ, Microsoft Scripting Guy, Ed Wilson, is here. First Skills to Learn for Mountaineering What exactly are sleeping stalls versus waiting-rooms, for airport layovers? weblink

Looking at out put of $Book variable, it suggest that value VBProject is null. --------------------------------------------------------------------- KeepChangeHistory : True ListChangesOnNewSheet : False VBProject : IsInplace : False PublishObjects : System.__ComObject --------------------------------------------------------------------- I Find the null object and analyze it or test it before using it. What exactly are sleeping stalls versus waiting-rooms, for airport layovers? Thus the error tells you that you cannot call an expression on a null value. http://stackoverflow.com/questions/27525170/you-cannot-call-a-method-on-a-null-valued-expression

You Cannot Call A Method On A Null-valued Expression. Powershell Excel

asked 1 year ago viewed 5832 times active 4 months ago Linked 10 What is `$?` in Powershell? 2 You cannot call a method on a null-valued expression - general Related Any help much appreciated! I find when I get these exceptions the issue lies upstream where I attempted to assign the object a value and I didn't even realize it.

At line:1 char:1 + $bagel.MakeMeABagel() + ~~~~~~~~~~~~~~~~~~~~~ + CategoryInfo : InvalidOperation: (:) [], RuntimeException + FullyQualifiedErrorId : InvokeMethodOnNull share|improve this answer edited Sep 20 at 11:43 answered Dec 17 '14 at Is the path correct? Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the You Cannot Call A Method On A Null-valued Expression Sharepoint 2013 share|improve this answer answered Jul 9 '15 at 6:49 Vesper 14.9k22047 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

Can one bake a cake with a cooked egg instead of a raw one? You Cannot Call A Method On A Null-valued Expression. Powershell Sharepoint Next, there is a CategoryInfo and FullyQualifiedErrorId, the latter saying "Invoke method on null", omitting "pointer" or "variable". Where in the analytic hierarchy is the theory of true set theory? http://stackoverflow.com/questions/31309614/you-cannot-call-a-method-on-a-null-valued-expression-error That variable is not in the code you show?

However, I had no such problems in VBScript. You Cannot Call A Method On A Null-valued Expression. Cannot Convert Value Wednesday, March 21, 2012 9:46 PM Reply | Quote 0 Sign in to vote I have experienced similar errors in Excel and Internet Explorer, where the code works on one computer, Without opening the PHB, is there a way to know if it's a particular printing? I added the following function ### Function to compare subnet of Printer and Asset Function CheckSubnet { param ($PrinterIP, $ComputerName, $PrinterCaption) $Printer = Test-Connection -ComputerName $PrinterIP -Count 1 $PrintIP = $Printer.IPV4Address.IPAddressToString

You Cannot Call A Method On A Null-valued Expression. Powershell Sharepoint

Are 14 and 21 the only "interesting" numbers? It has already processed several thousand more "relationships" and "Users", so I think we might be good. You Cannot Call A Method On A Null-valued Expression. Powershell Excel Windows PowerShell scripting techniques PowerTip guest blogger VBScript getting started Weekend Scripter Sean Kearney Office Active Directory operating system storage WMI files text files community desktop management 2011 Scripting Games 2012 You Cannot Call A Method On A Null-valued Expression Sccm What exactly is my null valued expression?

Probability of All Combinations of Given Events What are the alternatives to compound interest for a Muslim? have a peek at these guys How can I prove its value? Privacy statement  © 2016 Microsoft. My manager said I spend too much time on Stack Exchange. Powershell Function You Cannot Call A Method On A Null-valued Expression

In the future, feel free to add these things as issues on the Google project itself. In this case it is $md5. Best Regards, Yan LiYan Li TechNet Community Support

Marked as answer by Yan Li_Moderator Monday, March 26, 2012 2:21 AM Thursday, March 22, 2012 5:20 AM Reply | Quote Moderator check over here Thank you for this tool!

First, there is a wording that is in the title of this question. Invoke-command You Cannot Call A Method On A Null-valued Expression asked 1 year ago viewed 8439 times active 1 year ago Linked 4 You cannot call a method on a null-valued expression 1 'You cannot call a method on a null-valued How can tilting a N64 cartridge cause such subtle glitches?

Tank-Fighting Alien How can I trust that this is google?

If it is empty the Exception simply means nothing was assigned on which you could call the VBProject properties. Is it safe to use cheap USB data cables? To determine what variable is null and where, you need to read the stack trace and the line/symbol numbers of the line in question. You Cannot Call A Method On A Null-valued Expression. Nuget What that earlier failure is could be something like permissions or configuration.

When you get an error such as “you cannot call an expression on a null value,” it means the script is attempting to do something, but another part of the script Because I am calling the ConvertToDateTime method from the WMI object stored in the $os variable it means there must be a valid WMI object in the variable, or else we asked 2 years ago viewed 21491 times active 2 years ago Get the weekly newsletter! http://electrictricycle.net/cannot-call/cannot-call-null-method-of-null.html In a script that previously worked, this error is almost always a symptom of an earlier failure.

But it occurs to me to ask what the value of the $raw_data_file variable is.Al Dunbar Proposed as answer by christianst-gelais Tuesday, December 17, 2013 2:47 PM Unproposed as answer by So try if Get-TridionCoreServiceClient throws an error. –Jan H Mar 21 '14 at 13:36 I've updated the question with the clear error message after downloading the latest release. more hot questions question feed lang-bsh about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation It actually makes sense—there is nothing that can be converted to a DateTime object.

Teenage daughter refusing to go to school What is the total sum of the cardinalities of all subsets of a set? If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.Would you like to participate? Is there a way to squelch the "You cannot call a method on a null-valued expression" and continue? In your original script, test-path $TargetFolder returns $true if the folder exists but still requires a comparison operator to evaluate the expression.

What now? One Very Odd Email If I receive written permission to use content from a paper without citing, is it plagiarism? Any help is appreciated. The problem turned out to be that I had to specify my non-default port number in the -hostname.

Safely adding insecure devices to my home network If a reviewer makes significant contributions to improving a paper, may he/she suggest becoming a coauthor? What is exactly meant by a "data set"? All rights reserved.Newsletter|Contact Us|Privacy Statement|Terms of Use|Trademarks|Site Feedback | Search MSDN Search all blogs Search this blog Sign in Hey, Scripting Guy!