Incomplete submission not deleting

@asmecher Incomplete submission is not deleting, when we delete it generate error, screenshot is attached

WhatsApp Image 2021-01-22 at 5.18.57 PM
WhatsApp Image 2021-01-22 at 5.19.20 PM

We are using OJS 3.1.1.4. Please give me solution.

Hello @hussainyousaf,

Are you able to provide your error log related to this issue?

-Roger
PKP Team