If you had the chance to work with Sitecore Email Experience Manager (aka EXM), you probably had to configured the connection string keys EXM.CryptographicKey and EXM.AuthenticationKey. But do you know how important are they? EXM.CryptographicKey and EXM.AuthenticationKey are used to encrypt and decrypt the query string

While preparing a new environment, we started having the following error in the logs: ERROR [ListManager]: List operation root item wasn't found It turns out one of our colleagues while following my blog post XConnect IndexWorker error “Tokens are incompatible, they have different set of shards.” accidentally removed the folder

After uploading a HTML email document, you might experience a message saying “The selected page could not be displayed“. Here is a possible cause. For some HTML templates, where a preview image should be displayed, the message following message was shown instead. By looking into the Sitecore logs, we have