I'm having a blank/dash output in Object Detection > Confisuin Matrix it says "no test data available" how do i fix it?

Question/Issue:
[I tried training Object Detection and one of the row is blank or have dash “-” that says no “no test data available”. I tried running different value of learning rate 0.01, 0.005, and 0.001.]

Project ID:
[543589]

Context/Use case:
[Provide context or use case where the issue is encountered]

Expected Outcome:
[Can someone know why im having a blank percentage on nonplasticbottle “nonbiodegradable”]

oh i just have to re-upload the images and crop again :stuck_out_tongue: