Jira stop sending e-mail when an item of notification contains 'Component Lead' while Component don't have a lead.

System Date Tuesday, 06 Jun 2006 System Time 16:03:07 Current Working Directory /srv/www/apps/atlassian-jira-enterprise-3.5-standalone/bin Java Version 1.5.0 Java Vendor Sun Microsystems Inc. JVM Version 1.0 JVM Vendor Sun Microsystems Inc. JVM Implementation Version 1.5.0-b64 Java Runtime Java(TM) 2 Runtime Environment, Standard Edition Java VM Java HotSpot(TM) Server VM User Name jira User Timezone Europe/Paris User Locale English (United States) System Encoding UTF-8 Operating System Linux 2.6.5-7.111.19-smp OS Architecture i386 Application Server Container Apache Tomcat/5.5.9 Database type mssql Database JNDI address java:comp/env/jdbc/JiraDS Database version 08.00.2040 Database driver jTDS Type 4 JDBC Driver for MS SQL Server and Sybase 1.2 Total Memory 1456 Free Memory 736 Used Memory 720 Uptime 5 days, 6 hours, 8 minutes, 15 seconds Edition Enterprise Version 3.5 Build Number 131