jdbc1 large objects and 651 -- does it work for anyone

Calling setBytes or any attempt to do LargeObject.write(byte[])
returns

[on the java side]
Oid gotten from lom.create() is 641377
FastPath call returned ERROR:  lo_write: invalid large obj descriptor (0)
       at postgresql.fastpath.Fastpath.fastpath(Fastpath.java:141)       at
postgresql.fastpath.Fastpath.fastpath(Fastpath.java:188)      at
postgresql.largeobject.LargeObject.write(LargeObject.java:173)      at RestoreBlobs.main(RestoreBlobs.java:298)
 


The -d3 log of the postmaster has

nitPostgres
StartTransactionCommand
query: set datestyle to 'ISO'
ProcessUtility: set datestyle to 'ISO'
CommitTransactionCommand
StartTransactionCommand
query: select proname, oid from pg_proc where proname = 'lo_open' or proname = 'lo_close' or proname = 'lo_creat' or
proname= 'lo_unl\
 
ink' or proname = 'lo_lseek' or proname = 'lo_tell' or proname = 'loread' or proname = 'lowrite'
ProcessQuery
CommitTransactionCommand
StartTransactionCommand
CommitTransactionCommand
StartTransactionCommand
CommitTransactionCommand
StartTransactionCommand
ERROR:  lo_write: invalid large obj descriptor (0)
AbortCurrentTransaction
pq_recvbuf: unexpected EOF on client connection
proc_exit(0) [#0]
shmem_exit(0) [#0]
exit(0)
pq_recvbuf: unexpected EOF on client connection
proc_exit(0) [#0]
shmem_exit(0) [#0]
exit(0)
pq_recvbuf: unexpected EOF on client connection
proc_exit(0) [#0]
shmem_exit(0) [#0]
exit(0)