[SDL] SDL or Xfree bug?

[luca]

> X Error of failed request:  BadValue (integer parameter out of range for operation)
>   Major opcode of failed request:  129 (MIT-SHM)
>   Minor opcode of failed request:  3 (X_ShmPutImage)
>   Value in failed request:  0x14
>   Serial number of failed request:  436
>   Current serial number in output stream:  437

wow my same error, but on my program this error
is caused only by SDL_UpdateRects(), SDL_UpdateRect() run
without error