# Moving a popup window between udt instances in quick succession, missed tag writes

**URL:** <https://forum.inductiveautomation.com/t/moving-a-popup-window-between-udt-instances-in-quick-succession-missed-tag-writes/37785>\
**Category:** Ignition\
**Created:** [August 17, 2020, 2:33am UTC](https://forum.inductiveautomation.com/t/moving-a-popup-window-between-udt-instances-in-quick-succession-missed-tag-writes/37785 "2020-08-17T02:33:26Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![franklepkowski](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/franklepkowski/32/4808_2.png) [@franklepkowski](https://forum.inductiveautomation.com/u/franklepkowski)\
**Post date:** [August 17, 2020, 2:33am UTC](https://forum.inductiveautomation.com/t/moving-a-popup-window-between-udt-instances-in-quick-succession-missed-tag-writes/37785/1 "2020-08-17T02:33:26Z")

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Hi guys,

We have a popup window using a UDT binding. If you click to open this window and write a value to an entry field and then close it quickly to open it with another instance sometimes the tag writes do not complete. Has anyone seen this behavior and know of a work around?

Thanks,

Frank