The RecordQueryErrorEvent element specifies the input data for the RecordQueryErrorEvent WSDL operation.

 <xs:element name="RecordQueryErrorEvent" xmlns:xs="http://www.w3.org/2001/XMLSchema">
       <xs:element xmlns:q2="http://www.microsoft.com/sharepoint/search/KnownTypes/2008/08" minOccurs="0" name="buffer" nillable="true" type="q2:QueryErrorDataBuffer"/>

buffer: Specifies a list of information for errors that occurred during the processing of all search queries executed within a time period determined by the protocol server, in the protocol client. Each entry in the list corresponds to an error.