# S7400 driver Error caused by Gateway Tag Change Script

**URL:** <https://forum.inductiveautomation.com/t/s7400-driver-error-caused-by-gateway-tag-change-script/40762>\
**Category:** Ignition\
**Created:** [November 18, 2020, 2:27pm UTC](https://forum.inductiveautomation.com/t/s7400-driver-error-caused-by-gateway-tag-change-script/40762 "2020-11-18T14:27:20Z")\
**Posts on this page:** 1\
**Showing post:** 2

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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:** [November 18, 2020, 2:32pm UTC](https://forum.inductiveautomation.com/t/s7400-driver-error-caused-by-gateway-tag-change-script/40762/2 "2020-11-18T14:32:08Z")

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What version of Ignition are you using? This looks like it could be the result of a bug that was fixed in 7.9.16.

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