Magnolia 6.1 reached end of life on March 31, 2021. This branch is no longer supported, see End-of-life policy.
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For issues related to publishing/activation keys and the handshaking process, see either the Publishing errors page or the Activation errors page, depending on the module you use.
MAGNOLIA-6865 introduced a new security filter that checks each POST request. As this may affect the functionality of your existing forms, please contact us and we'll provide you with more information about this issue.
For security reasons, however, we cannot disclose further details on this page.