c4brei

Thank you for the quick answer :) The mentioned option to deduplicate Attributes would be very helpful. The resulting Mapping errors from duplicates in backend tools (i.e. the mentioned Loki...

Some additional ideas that might be helpful when this topic comes around for the stable release Adjust attribute serialization order - first serialize scopes (oldest to youngest) - then attributes...

Even though we don't know the performance impact yet, just my opinion regarding the default behavior: With missing attribute deduplication, it is very easy to introduce errors unnoticed. Just at...

If we find out that it is really not possible to follow to the specification by default, I think we should try to extend the specification to handle duplicate attributes...