%MAILSERV-F-INDNOTAVA, Index for server is presently unavailable
No file index information is currently available. This may
or may not be a temporary condition. Try using the DIRECTORY
command in the meantime.
%MAILSERV-W-MAXPARM, too many parameters
You supplied a parameter after the INDEX command. The INDEX
command does not accept any parameters. Resend the command
without any parameters.