# SDL_Unsupported A macro to standardize error reporting on unsupported operations. ## Header File Defined in [<SDL3/SDL_error.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_error.h) ## Syntax ```c #define SDL_Unsupported() SDL_SetError("That operation is not supported") ``` ## Remarks This simply calls [SDL_SetError](SDL_SetError)() with a standardized error string, for convenience, consistency, and clarity. ## Thread Safety It is safe to call this macro from any thread. ## Version This macro is available since SDL 3.2.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryError](CategoryError)