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This error indicates that the AWS cloud account you are trying to connect is not in valid state,
In most cases it means that the registration process to AWS was not finished or that there is no verified defined payment method on the AWS cloud account.
When the AWS cloud account is not in a valid state it's functionality is limited.
How to resolve this error
First, verify the AWS cloud account registration is completed.
Then, if the registration is ok, verify the payment method is valid.