a0d929ca_WSRP_v2_0_Specification__Statement_text
[#] CS207 [Section] 7.8 [Statement text] 
The returned ExportPortletsResponse contains arrays for both the set of successfully exported Portlets and reasons for each Portlet where the export attempt failed. When not returning a fault, the Producer MUST return exactly one entry in its response for each entry in the request to exportPortlets.
WSRP v2.0 Specification
Statement text