When i log on my google checkout in the integration console i have this error :
Error parsing XML; message from parser is: Invalid value for attribute name in checkout-shopping-cart/checkout-flow-support/merchant-checkout-flow-support/shipping-methods/flat-rate-shipping: Required field must not be blank
More documentation for this error. Warnings: XML failed to validate against the schema at line: 20, column 20, with error: cvc-minLength-valid: Value '' with length = '0' is not facet-valid with respect to minLength '1' for type '#AnonType_nameFlatRateShipping'.
XML failed to validate against the schema at line: 20, column 20, with error: cvc-attribute.3: The value '' of attribute 'name' on element 'flat-rate-shipping' is not valid with respect to its type, 'null'.