W-LIB223
The rule sets below word this rule differently; each wording is shown with its rule set.
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
Multilanguage error. Replicated Description elements with same languageID '…' attribute value
following-sibling::*/@languageID = self::*/@languageID
Checked with Denmark OIOUBL 2.1 Invoice
Multilanguage error. Replicated Description elements with same languageID attribute value
some $xv-key in distinct-values(cbc:Description/@languageID) satisfies (count(cbc:Description[@languageID = $xv-key]) > 1)
Checked with Denmark OIOUBL 2.1 Invoice