When paramServerStoredStatus is 'failed' or
'failing', the reason for the most recent failure.
Corresponds directly to the value labeled 'Reason'
in the PARAMETER SERVER display. The value meanings
are:
other none of the following
none no failure
protocolOut invalid protocol message to server
open file open error at server
read file read error at server
write file write error at server
resource resource lack at server (e.g. disk)
protocolIn invalid protocol message from server
response no response from server
close file close error at server
delete file delete error at server
rename file rename error at server
fileData bad parameter data stored at server