Goal plan couldn't be uploaded because of missing data

Summary:

Can't create goal plan

Content (please ensure you mask any confidential information):

Hi dears,

While trying to create a goal plan, an error message pops up (Error response during RestAction) as soon as I enter the creation page:

After filling in the required fields I still be unable to proceed and get another error:

Have anyone faced a similar issue?

Thank you.

Ahmed

Version (include the version you are using, if applicable):

24A

Code Snippet (add any code snippets that support your topic, if applicable):

Goal Plan