The good news is that for the vast majority of users, the —but only if you apply the correct updates, clear residual caches, and follow the new protocol. This article will walk you through what the error was, how the official fix works, and step-by-step instructions to ensure your uploads work flawlessly.
| Component | Change | |-----------|--------| | Nginx config | client_max_body_size updated from 2M → 12M | | Backend (Node.js) | Added application/vnd.openxmlformats-officedocument.spreadsheetml.sheet to allowed MIME types | | Frontend | Improved error messaging to distinguish between file too large, wrong type, or server timeout | | Upload API | Added multer limits: fileSize: 10MB , files: 5 per request | katsem file upload fixed