Hi Octavian, many thanks for your prompt and comprehensive reply.

Leo

Hi, I believe the schema error codes reported by the validation engine in the error message (e.g. cvc-complex-type.2.4.a) were removed in v.19.1. I am using v.20.1. Is there any way for me to be able to view those codes again? I found them useful to pin down exactly what type was being reported and ...