/db/apps/iffland/briefe/detail.xqlexerr:ERROR XPTY0004: The actual cardinality for parameter 1 does not match the cardinality declared in the function's signature: concat($atomizable-values as xs:anyAtomicType?, ...) xs:string. Expected cardinality: zero or one, got 2. [at line 250, column 36, source: /db/apps/iffland/resources/project-functions.xql]
In function:
iffland:viewIdno(item()*, item()*) [110:10:/db/apps/iffland/resources/project-functions.xql]