What to check first when the Paid Apps Agreement remains in Processing status

After proceeding with the Paid Apps Agreement in App Store Connect,it sometimes happens that it remains in "Processing" ...

When you get stuck in App Store Connect, the first thing to check isn't the input fields

App Purchases in App Store Connect,“Is the bank information wrong?”“Is the tax information incomplete?”“Is the agreement not finished?”You might suddenly find yourself unsure.When this happens, you ...