Hi Mark,
I hope you’re doing well today. I understand that you’ve been experiencing some issues with the Cost of Goods plugin. I apologize for any inconvenience this has caused you.
Based on the information provided, it appears that you may be using an outdated version of the plugin. To help resolve the issue, I would recommend that you update the plugin to the latest version, which is version 2.8.6. You can download the latest version of the plugin from this link.
Once you’ve completed the update, please let me know if the issue persists. I’ll be more than happy to assist you further.
Best regards,
Moshtafizur