xfer only likes maps

[Barry Wiseman]

SunOS
xfer 5.0.13D4

command line:

xfer -lf /tmp/p3.xfr -t pendng

This results in a p3.xfr file containing only the map.  (Data, screens, 
reports etc. all missing.)  Running xfer interactively without command 
line flags, same result.

The logfile reads:

Start of transfer log  Tue Oct 28 16:03:50 2008

filePro file. Name = 'pendng'
Extent = 'map'  Type = M
Error while opening file `/u/appl/filepro/pendng/m':
       No such file or directory

Error while opening file `/u/appl/filepro/pendng/o':
       No such file or directory

Error while opening file `/u/appl/filepro/pendng/p':
       No such file or directory

Error while opening file `/u/appl/filepro/pendng/t':
       No such file or directory


[much more of the same snipped]


Number of blocks transferred  =    33
Number of retries made        =     0

End of transfer log.  Tue Oct 28 16:09:25 2008


What's going on?