Assume that the Exchange server roles in a Microsoft Exchange Server 2013 environment access the Internet through a proxy. In this situation, the following issues occur:
- When a user tries to install an app in Outlook or in Outlook Web App , the user receives the following error message:The app couldn't be downloaded.
Error message: Marketplace web services are currently unavailable. Please try again in a few minutes. - When the administrator tries to run the New-App cmdlet in Exchange Management Shell to install an app, the installation process fails. For example, the administrator runs the following cmdlet in Exchange Management Shell:New-App -MarketplaceQueryMarket en-us -MarketplaceAssetID WA102996382 -MarketplaceServicesUrl "https://o15.officeredir.microsoft.com/config15"In this example, the installation process fails, and the administrator receives the following error message:The app couldn't be downloaded. Error message: Marketplace web services are currently unavailable. Please try again in a few minutes.