/product-groups/translation_management/tms/b/sdl-tms-120---product-updates/posts/sdl-tms-12-0-crq-9780-poor-performance-when-editing-attributesSymptoms: When editing an attribute, SDL TMS would sometimes stop responding and force a reboot of IIS in order to bring the website back online. Explanation: This occurred because editing an attribute also checked where that attribute might be in useen-USTelligent Community 12 Non-Production