# Issue connecting to third party OPC-UA server

**URL:** <https://forum.inductiveautomation.com/t/issue-connecting-to-third-party-opc-ua-server/107293>\
**Category:** Ignition\
**Created:** [June 11, 2025, 7:30pm UTC](https://forum.inductiveautomation.com/t/issue-connecting-to-third-party-opc-ua-server/107293 "2025-06-11T19:30:33Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![ryan.white](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/ryan.white/32/73193_2.png) [@ryan.white](https://forum.inductiveautomation.com/u/ryan.white)\
**Post date:** [June 11, 2025, 7:41pm UTC](https://forum.inductiveautomation.com/t/issue-connecting-to-third-party-opc-ua-server/107293/2 "2025-06-11T19:41:28Z")

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After regenerating the certificate, did you restart the Ignition OPC server or Ignition itself?

Also, post stack traces as preformatted text, see [Wiki - how to post code on this forum](https://forum.inductiveautomation.com/t/wiki-how-to-post-code-on-this-forum/77831). You can edit your post by clicking the pencil icon in the lower right.

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