rem: wwarning(_("could not render texture: %s"), RErrorString);
add: wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
context: renderTexture(WScreen *scr, int width, int height, WTexture *texture,	       int rel){    RImage *img;    Pixmap pix;    img = wTextureRenderImage(texture, width, height, rel);        if (!img) {	wwarning(_("could not render texture: %s"), RErrorString);	return None;    }    if (!RConvertImage(scr->rcontext, img, &pix)) {	wwarning(_("error rendering image:%s"), RErrorString);    }    RDestroyImage(img);    return pix;}