Kodi 15.0 - App resonse (failure)

//////////////////// REQUEST //////////////////

{
    endTime = "2015-06-06 17:34:15 +0000";
    id = "-1368034996";
    methodCall =     {
        id = "-1368034996";
        jsonrpc = "2.0";
        method = "VideoLibrary.GetMovies";
        params =         {
            filter =             {
                genre = Horror;
            };
            limits =             {
                end = 50;
                start = 0;
            };
            properties =             (
                thumbnail,
                file,
                year,
                sorttitle,
                runtime,
                dateadded,
                title,
                playcount,
                resume
            );
            sort =             {
                ignorearticle = 1;
                method = label;
                order = ascending;
            };
        };
    };
    startTime = "2015-06-06 17:34:15 +0000";
}

|||||||||||||||||| ERROR ||||||||||||||||||||

DSJSONRPC Error: Invalid params. (Code: -32602) - Data: (null)