Programmer DD
Jun 3, 2021 · Backend Development
How to Fix Java IllegalArgumentException: Request Header Too Large in Spring Boot
When a Java application throws IllegalArgumentException: Request header is too large, the issue stems from oversized HTTP headers, and you can resolve it by increasing the server's max‑http‑header‑size setting in Spring Boot or by moving large data from headers to the request body.
BackendHTTP header sizeIllegalArgumentException
0 likes · 3 min read