Why do I get a "Please enter value for Amount" error when I added an End Group item in an Opportunity (loaded in dynamic mode) in suitescript? Shouldn't dynamic mode make it work just like the UI, where both the Endgroup and its amount get set automatically because the Item Group was committed?

AI generated answer (using internal Slack threads):

****** Disclaimer: This response was generated by an artificial intelligence assistant based on previous conversations from multiple Slack channels, and may contain inaccuracies or mistakes. ****** The error "Please enter value for Amount" when adding an End Group item in an Opportunity (loaded in dynamic mode) in SuiteScript is likely due to the way the code is handling the group items and end group items. In the UI, the End Group line is a running total of the amounts of the group items. However, in SuiteScript, you may need to manually calculate and set this total. From the provided code, it seems like you are trying to set the amount for the End Group line, but it's not being committed correctly. Make sure that you are committing every line, not just some of them. Also, ensure that you are setting sane numbers for all your amounts. If you are still encountering issues, it might be helpful to start hardcoding or logging your amounts to debug the issue. In addition, if you are getting an error like 'You cannot edit the end of group line. You must delete the group.' when trying to save an Invoice from the Next Bill button on Sales Order page, it could be due to scripts or workflows running on the Invoice items sublist. If you have any scripts or workflows running, try turning them off and then turning them back on one by one to test which one is causing the error. Remember to only update items in the sublist that are not description items or do not contain “End of Group”.