Bar Chart to show 2 measure error

Using latest version 0.33.6, we create a bar chart with 2 measure but the first pair of bar in same height with different value. Is this any bug?

I have found the problem. It is caused by the setting of auto y-axis range.

Hi @hilaryfu
Just for the future. This is feature in visualization Settings > Axes > “Use a split y-axis when necessary”
Notice the Y-axis on both sides of the graph: