I did the test again and refreshing won't help because if I refresh the page with the error on it, won't get me back to the initial page. I pressed the Treestatus button and tried making a changed without re-logging and it worked.
Bug 1898219 Comment 5 Edit History
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I did the test again and refreshing won't help because if I refresh the page with the error on it, won't get me back to the initial page. I pressed the Treestatus button and tried making a changed without re-logging and it worked. I will spend more time monitoring this.