Requested unknown parameter error

muben

I created a table using javascript data named report. in my data, there is some null vale. here is my data structure Image:

Getting this data from AJAX here is the screenshot of my code:

When I render this getting this error:

How to solve this?

colin

The first step would be to follow the link in the error message as that contains diagnostic steps. If that doesn't help, We're happy to take a look, but as per the forum rules, please link to a test case - a test case that replicates the issue will ensure you'll get a quick and accurate response. Information on how to create a test case (if you aren't able to link to the page you are working on) is available here.

Cheers,

Colin