ECharts 5 series BUG

[cx app]

source: [
    ['product', '2012', '2013', '2014', '2015'],
    ['Matcha Latte', 41.1, 30.4, 65.1, 53.3],
    ['Milk Tea', 86.5, 92.1, 85.7, 83.1],
    ['Cheese Cocoa', 24.1, 67.2, 79.5, 86.4]
]]
…
series: [
{type: 'bar', seriesLayoutBy: 'row'}
…]

图表的提示信息有误，如图所示：
[cid:image003.png@01D6D54B.50AD3380]