Question1Replies253Views WitthayaP Member since 2016 3 posts MFEC Posted: 3 years agoLast activity: 3 years 2 months ago Closed I want to validate before Harness pop-up.When the button click. I want to validate something before Harness pop-up.This action cannot use tab "Validation" in "Flow Action".How to the validate.Thank you.PS. Pega version 7.2 Pega Customer Service ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Moderation Team has archived post This thread is closed to future replies. Content and links will no longer be updated. If you have the same/similar Question, please write a new Question. Posted: 3 years agoFaizanFayaz PEGA replied to WitthayaPHi, You can use validation (methods > obj-validate, page validate or property validate ) in an activity to perform your validation. This activity can be called before the launch harness or inside the launch harness under activity field.