Example of Collection report: Users without account

<report>
    <name>Users without account</name>
    <assignment>
        <targetRef oid="00000000-0000-0000-0000-000000000171" relation="default" type="ArchetypeType">
            <!-- Collection report -->
        </targetRef>
    </assignment>
    <archetypeRef oid="00000000-0000-0000-0000-000000000171" relation="default" type="ArchetypeType">
        <!-- Collection report -->
    </archetypeRef>
    <roleMembershipRef oid="00000000-0000-0000-0000-000000000171" relation="default" type="ArchetypeType">
        <!-- Collection report -->
    </roleMembershipRef>
    <objectCollection>
        <collection>
            <filter>
                <ref>
                    <path>roleMembershipRef</path>
                    <value oid="----OID_OF_YOUR_ROLE----"/>
                </ref>
            </filter>
        </collection>
        <condition>
            <script>
                <code>
                  	linkRefs = object.getLinkRef();
                   	containsAccount = false;
                    for (linkRef in linkRefs) {
                       try {
                          shadow = midpoint.resolveReference(linkRef)
                          if (shadow != null && shadow.getResourceRef() != null && "10000000-9999-9999-0000-a000ff000004".equals(shadow.getResourceRef().getOid())) {
                             containsAccount = true;
                          }
                       } catch (Exception e) {
                       }
                    }
                    return !containsAccount;
              </code>
            </script>
        </condition>
		<view>
            <identifier>UserType</identifier>
            <column>
                <name>nameColumn</name>
                <path>name</path>
                <display>
                    <label>Name</label>
                </display>
            </column>
            <type>UserType</type>
        </view>
        <useOnlyReportView>true</useOnlyReportView>
    </objectCollection>
    <fileFormat>
        <type>csv</type>
    </fileFormat>
</report>