# External OPC client cannot write to Ignition OPC memory Date tag

**URL:** <https://forum.inductiveautomation.com/t/external-opc-client-cannot-write-to-ignition-opc-memory-date-tag/36207>\
**Category:** General Discussion\
**Created:** [June 30, 2020, 7:07pm UTC](https://forum.inductiveautomation.com/t/external-opc-client-cannot-write-to-ignition-opc-memory-date-tag/36207 "2020-06-30T19:07:39Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [August 23, 2022, 10:04pm UTC](https://forum.inductiveautomation.com/t/external-opc-client-cannot-write-to-ignition-opc-memory-date-tag/36207/11 "2022-08-23T22:04:36Z")

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Split this topic on August 23, 2022, 10:04pm UTC

2 posts were split to a new topic: [Dataset via OPC UA Exposed Tags](https://forum.inductiveautomation.com/t/dataset-via-opc-ua-exposed-tags/63363)

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_[View the full topic](https://forum.inductiveautomation.com/t/external-opc-client-cannot-write-to-ignition-opc-memory-date-tag/36207)._