unison command is not working correctly

[ShibuThomas]

Hi all,
when tried two communicate with two linux machine using unison,it is not 
working correctly, getting the following messages.

Contacting server...
Connected [//hostname://root/shibu/copy -> //hostname://root/shibu/copy]
Looking for changes
  Waiting for changes from server
Reconciling changes
new file <-?-> new file   file1.txt
local        : new file           modified on 2011-07-01 at  0:30:34  
size 35               rw-r--r--
tata-adm-... : new file           modified on 2011-07-01 at  0:22:44  
size 36               rw-r--r--
         <---- deleted    .file1.txt.swp
local        : unchanged file     modified on 2011-07-01 at  0:28:23  
size 12288            rw-r--r--
tata-adm-... : deleted
Propagating updates
UNISON 2.32.52 started propagating changes at 03:08:35 on 01 Jul 2011
[CONFLICT] Skipping file1.txt
[BGN] Deleting .file1.txt.swp from /root/shibu/copy
[END] Deleting .file1.txt.swp
UNISON 2.32.52 finished propagating changes at 03:08:35 on 01 Jul 2011
Saving synchronizer state
Synchronization complete at 03:08:35  (1 item transferred, 1 skipped, 0 
failed)
  skipped: file1.txt

Can any one help me to rectify this issue.

Regards,
ShibuThomas