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Dear developers,
We are pleased to inform you that there will be a new version of our interface available in production from 13.11.2023 onwards containing the following features:   
  • Bugfix 429 ACCESS_EXCEEDED: Due to a bug in the request incrementation variable, some rare cases of requests for GET/transactions randomly resulted in a 429 – ACCESS EXCEEDED error. This issue is fixed.
  • Error Mapping 422 BERLINGROUP_AUTHORIZATION_SCA_CREATION_FAILED: As the 422 HTTP Code is not defined in Berlin Group Standard, we have changed this error scenario to a 500 INTERNAL SERVER ERROR with a meaningful tppMessage in the response body. Please note that we are gradually improving the transparency of messages here as this error scenario can still have various reasons, such as missing funds, missing power of disposal, limit or consent duration exceedance etc. Future versions of our services will consider potential refinement.
Please be informed that the deployment will be on 13.11.2023 between 06:00am and 07:00am (gmt+1) and might cause a temporary unavailability of services. If you have further questions please do not hesitate to contact our support team.   
Your Commerzbank Support Team