[firebird-support] RDB$FLAGS for trigger CHECK_XX in RDB$TRIGGERS is corrupted (304) Error in log file

Hallo,
in firebird v.2.5.5 log file I discovered this frequent error:

Database: PP
RDB$FLAGS for trigger CHECK_30 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_31 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_32 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_33 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_34 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_35 in RDB$TRIGGERS is corrupted (304)
RDB$FLAGS for trigger CHECK_36 in RDB$TRIGGERS is corrupted (304)

What I will investigate?

Thanks
--
Luigi Siciliano
--------------------------


------------------------------------

------------------------------------

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Visit http://www.firebirdsql.org and click the Documentation item
on the main (top) menu. Try FAQ and other links from the left-side menu there.

Also search the knowledgebases at http://www.ibphoenix.com/resources/documents/

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
------------------------------------

Yahoo Groups Links

<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/firebird-support/

<*> Your email settings:
Individual Email | Traditional

<*> To change settings online go to:
http://groups.yahoo.com/group/firebird-support/join
(Yahoo! ID required)

<*> To change settings via email:
firebird-support-digest@yahoogroups.com
firebird-support-fullfeatured@yahoogroups.com

<*> To unsubscribe from this group, send an email to:
firebird-support-unsubscribe@yahoogroups.com

<*> Your use of Yahoo Groups is subject to:
https://info.yahoo.com/legal/us/yahoo/utos/terms/