Agent won't publish updates

i have made changes to a live agent we have had for a long time and it wont publish. keep getting error. Error publishing agent

Could not publish agent

other agents publish updates just fine?

Hello @ceo,
Can you share the agent ID that has this issue?

agent_1dfe44e02c6455ca8682018d2d

Can you check now

yes it published. thank you.

can you tell me what was wrong so i can prevent in the future please.

On the post call Analysis , you had a field with an empty name