SQLException insert into SAKAI_EVENT evaluation.state.viewable.instructors value too large for column

exception in event tracking

WARN: Sql.dbWrite(): error code: 12899 sql: insert into SAKAI_EVENT (EVENT_ID,EVENT_DATE,EVENT,REF,SESSION_ID,EVENT_CODE) values ( SAKAI_EVENT_SEQ.NEXTVAL, ?, ?, ?, ?, ? ) binds: 20070626214622255 evaluation.state.viewable.instructors /eval-evaluation/1941 _rwellis? m (2007-06-26 17:46:24,421 org.sakaiproject.event.impl.ClusterEventTracking$$EnhancerByCGLIB$$f787f08b_org.sakaiproject.db.impl.BasicSqlService)
java.sql.SQLException: ORA-12899: value too large for column "RWELLIS"."SAKAI_EVENT"."EVENT" (actual: 37, maximum: 32)