CloudFront 494 Error - Quick Fix

My team ran into a 494 error earlier this week coming out of CloudFront. The first few files requested from CloudFront would be successful, then we would hit the 494 error and most requests after that, but not all, would fail. The first place we looked was CloudFront logs, but these 494 requests weren’t getting logged at all. After some troubleshooting we narrowed the issue down to header size. Solution for CloudFront 494 Error Some functionality was added which increased the size of one of the headers....

February 5, 2021 · 1 min · chart