Version: Word Version - Improve this question. Mine has references to "Microsoft. It is not in Windows 7 folders either. Which is why if someone has a. Config where I can look at the xml and put a copy of the file into the corresponding folder and see if the VSTOs launch after that.
That was going to be my next troubleshooting step but I can't find a single. Config on any machine. Well, here's the file I do have. Maybe it will help. Sorry I couldn't be of more help GibralterTop. I hope you find the solution and post it here. Would love to know what the issue is. Show 7 more comments. Active Oldest Votes. Improve this answer. This will cause your AddIn to look like it loaded with errors, but no errors are popping up and appearing for you and making things frustrating.
So it will look like this below, notice the location entry below also does not show the path. The lack of errors I assume comes from the fact that you were pointing at nothing initially, so it lists the AddIn because it is in the registry, even though there is nothing to load. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to troubleshoot a VSTO addin that does not load? Ask Question.
Asked 11 years ago. Active 1 year, 3 months ago. Viewed 98k times. Start Outlook with administrative permissions. Look into the event log. Some other observations: LoadBehavior in the registry stays at 3. The add-in shows up as "disabled" in Outlook.
Checking its checkbox in "COM add-ins" just does nothing no error, checkbox is cleared again when entering the form a second time. It works perfectly fine on other customer machines, and it worked perfectly fine on this machine. No, the customer cannot tell me what changed on his machine. I have a Trace. Improve this question.
John Heinzi Heinzi k 52 52 gold badges silver badges bronze badges. The question and its answers helped me with an Excel Add-In. Heinzi - thanks for asking this question, I added most of the other solutions that trip people up. The Disabled one is easy to fix unless it happens on citrix Please also see this for Outlook changing LoadBehavior to 0: stackoverflow. Did you check the manifest file is present at proper location?
Show 1 more comment. Active Oldest Votes. Here's a bit more detail on RobertG5's solution too long for a comment : The problem was that the add-in had been hard disabled by Outlook. So, how do I re-enable a hard disabled add-in? Select the add-in and click Enable. Did you mean:. Getting started Community guidelines. New Contributor.
I get an error installing the Outlook plugin with windows 8. The error is: Could not load file or assembly 'Microsoft. The system cannot find the file specified. Config Line 10 Solved! Labels: Question. Accepted Solutions.
LogMeIn Manager. Hi Victor, can you please install Visual Studio Tools for Office Runtime from Microsoft to make sure you have the files needed, and then try again. You may want to reboot your PC in between. If the issue persists, please follow Robert's steps above. As indicated by others, Clearing the Application Event Log before each installation is logistically untenable and is unacceptable in an enterprise environment.
Ask a question. Quick access. Search related threads. Remove From My Forums. Answered by:. Archived Forums. Sign in to vote. Any Ideas. Thursday, June 10, PM. Hi Bob, In addition to what Sidharth requested, can you check the Properties of Application event log. Thanks, Navneet Navneet. Friday, July 23, PM. I don't know how to do that but perhaps Aaron knows how. Now, non-developer computers are having the install error. After install, uninstalling, and repeating, sooner or later the error begins to happen during installs.
Friday, June 11, PM. Monday, June 14, AM. Hi, I am writing to check the status of the issue on your side. Thursday, June 17, AM. Thanks, Gabe. Monday, June 21, PM.
Hi , Try following the KB article and let me know this resolves the issue. If if does not, try the following steps 1. This can be beneficial to other community members reading the thread. Thursday, July 8, PM. We are facing this issue too. On several machines. We have Word vsto addins targetting the. We have tried all the suggestions but none of them helped. Everything seems OK if we target the.
Net 3. Friday, July 9, PM. Monday, July 12, AM. Please notice that the error code described in KB 0x is not the same as that of this one 0x Hi Your question falls into the paid support category which requires a more in-depth level of support and will certainly need reviewing the problem environment in detail to get to root cause and run various diagnostics tools. Monday, July 12, PM. Tuesday, July 13, AM. I had the same issue and it solved itself by a miracle.
First of all, one possible error source: I had an Excel AddIn targeted to the. Maybe you can check that your AddIn does require the Framework Version which it targets Wednesday, July 14, AM. Can anyone post the complete stack of the error message? What is the target Environment?
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