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Big projects throw URI too long (414 HTTP error) error when selecting multiple items

Fixed in

EPiServer.CMS.UI 12.27.1

(Or a related package)

Created

Jan 09, 2024

Updated

Oct 30, 2025

Area

CMS UI

State

Closed


Description

Fixed an issue where 414 URI Too Long error message displayed when selecting more than 150 items in a project.