Here we will discuss how to resolve access denied issue which comes while accessing SharePoint add-in. Recently we were doing a sample SharePoint hosted add-in for our SharePoint online site. We were trying to get the web title inside the addin. We developed and deployed the add-in to SharePoint online site. But when click on the add-in it gave below error.
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The error comes as:
Failed to get web title. Error. Access denied. You do not have permission to perform this action or access this resource. See fig below:
We need to provide at least read access for the site collection.
Open the AppManifest.xml file in the SharePoint add-in project. The in the Scope select Site Collection and give Read permision like below:
Now when you deploy the Add-in, it will ask you to trust the Add-in. Click on Trust It button and then you will be able to see the title without error.
Hope this will be helpful.
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