Immersion theme why the usage graph display an undefined on the x - axis

thanks, i have tried to implement this
The background color of the main section of the article landing page is black. Because of the color, the graph of the Usage Statistics Plugin is merged with page’s background.

To Reproduce
Steps to reproduce the behavior:

  1. Install an activate UsageStats plugin
  2. Go to the article landing page
  3. See the area with the plugin’s canvas

Expected behavior
The graph should be clearly visible.


I have followed the above procedure but my grapgh is still as shown here

what is the problem with my x-axist that says UNDEFINED what have i not define or how do you define that
Kind Request
Simo