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400 Auth Error on API

  • March 31, 2026
  • 2 replies
  • 22 views

LizAtSafe

The OAuth API key I’ve been using for a long time, is suddenly getting a 400 error. If I create a new API key it works just fine. 

What happened and how can I prevent that in the future, because I have a lot of things connected to that key that I now need to update. 

Best answer by samanthahamlet

Hey ​@LizAtSafe 👋

Sorry to hear you’re having this issue.

Can you raise a ticket with Support so that the team can check this internally? 

2 replies

samanthahamlet
Gainsight Employee ⭐️
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  • Gainsight Community Manager
  • Answer
  • April 7, 2026

Hey ​@LizAtSafe 👋

Sorry to hear you’re having this issue.

Can you raise a ticket with Support so that the team can check this internally? 


LizAtSafe
  • Author
  • Contributor ⭐️⭐️
  • April 7, 2026

Absolutely, thanks.