Message

Value MUST be part of code list 'Status reason code (openPEPPOL)'.

Context
/ubl:ApplicationResponse/cac:DocumentResponse/cac:LineResponse/cac:Response/cac:Status/cbc:StatusReasonCode
Test
(some $code in $clStatusReason satisfies $code = normalize-space(text()))
Code lists
Status reason code (openPEPPOL)
Usage
/ ubl:ApplicationResponse / cac:DocumentResponse / cac:LineResponse / cac:Response / cac:Status / cbc:StatusReasonCode