Keeps occuring when I try to upload either PPTs or PDFs, file size is in case of pdf 3,7MB and document name doesn't contain any more weird symbols
{ "ref": "BA60-6294", "message": "Bad Request", "timestamp": "2026-06-08T21:22:38.579Z", "url": "https://www.navar.technology/workspace/c60b9aa6-550f-4817-8556-4210b9775ef0", "chatId": "b4853155-5a72-44df-bbfc-0cb820615e81", "modelId": "claude-opus-4-6" }