Deleting db files nanny.db, error?

[Marcelo Oscar Olcese.- via amavis-users]

Hello people!

 

Every day I receive a message from Amavis daily digest via logwatch (red my 
question),

(Amavis run on Debian 7, Wheezy)

 

They know they can be?:

 

################################################################## 

 

 --------------------- Amavisd-new Begin ------------------------ 

 

     1585   Total messages scanned ------------------  100.00%

  176.525M  Total bytes scanned                    185,099,836

========   ==================================================

 

     1585   Passed ----------------------------------  100.00%

      212     Spammy passed                             13.38%

       46     Bad header passed                          2.90%

    1327     Clean passed                              83.72%

========   ==================================================

 

      212   Spam ------------------------------------   13.38%

      212     Spammy passed                             13.38%

 

     1373   Ham -------------------------------------   86.62%

       46     Bad header passed                          2.90%

     1327     Clean passed                              83.72%

========   ==================================================

 

**Unmatched Entries**

        1   Deleting db files 
nanny.db,__db.003,snmp.db,__db.002,__db.004,__db.001 in /var/lib/amavis/db

 

 ---------------------- Amavisd-new End ------------------------- 

 

Thanks,

Marcelo Olcese.-