Error handling groups containing '/' in name using AdvancedLDAPLoginModule

For the following search configuration: -

<module-option name="baseCtxDN">CN=Users,DC=vm137domain,DC=gsslab</module-option>
<module-option name="baseFilter">(userPrincipalName=

)</module-option>

<module-option name="rolesCtxDN">CN=Users,DC=vm137domain,DC=gsslab</module-option>
<module-option name="roleFilter">(distinguishedName=

)</module-option>

<module-option name="roleAttributeID">memberOf</module-option>
<module-option name="roleAttributeIsDN">true</module-option>
<module-option name="roleNameAttributeID">cn</module-option>

<module-option name="recurseRoles">true</module-option>

If groups are found with '/' in the name e.g. 'CN=A/B,CN=Users,DC=vm137domain,DC=gsslab' the following is logged and the group skipped: -

2010-03-03 16:23:52,600 TRACE [org.jboss.security.negotiation.AdvancedLdapLoginModule] (http-10.32.224.157-8080-1) Failed to query roleNameAttrName
javax.naming.NamingException: [LDAP: error code 1 - 000020D6: SvcErr: DSID-031006CC, problem 5012 (DIR_ERROR), data 0