HubSpot Sales Outlook plugin error: "The value of the property 'type' cannot be parsed"

Last updated: April 18, 2018

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Updating to the most recent version of the HubSpot Sales Outlook desktop add-in will sometimes cause the error below:

We have been working with Microsoft and found that this error is due to a known issue in Outlook. However, you can correct the issue by taking the following steps: 

Please note: these steps apply to the HubSpot Sales Outlook plugin. If you have the HubSpot Sales Office 365 add-in, follow the troubleshooting steps for that add-in instead.

  • Navigate to My Computer from your desktop.
  • In the top file structure bar, paste in the following directory C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0.
  • In that folder, locate and delete the file called VSTOInstaller.exe.Config.
  • Redownload and install the latest version of HubSpot Sales for Outlook.

If you cannot find the file in the directory above, try this directory instead: C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0.

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