Survey URL redirects to a blank pageIssue When the user is trying to click on the URL provided on Survey Notification, he/she is redirected to a blank page with only a header.ReleaseMadridCauseThe issue was caused by a customization on the "SPSurveyAPI" Script Include. Since the script was customized, the out-of-the-box changes were skipped during the upgrade and the functionality didn't work as expected after the upgrade.ResolutionRevert the "SPSurveyAPI" Script Include to the out-of-the-box version.