diff --git a/mifosng-db/patches/11-ddl_group_level_table.sql b/mifosng-db/patches/11-ddl_group_level_table.sql
index 280cb1988..04bccc0db 100644
--- a/mifosng-db/patches/11-ddl_group_level_table.sql
+++ b/mifosng-db/patches/11-ddl_group_level_table.sql
@@ -8,9 +8,7 @@ CREATE TABLE `m_group_level` (
 PRIMARY KEY (`id`),
 INDEX `Parent_levelId_reference` (`parent_id`),
 CONSTRAINT `Parent_levelId_reference` FOREIGN KEY (`parent_id`) REFERENCES `m_group_level` (`id`)
-)
-COLLATE='utf8_general_ci'
-ENGINE=InnoDB;
+)ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 INSERT INTO `m_group_level` (`id`, `parent_id`, `is_super_parent`, `level_name`, `recursable`, `can_have_clients`) VALUES (1, NULL, 1, 'Center', 1, 0);
 INSERT INTO `m_group_level` (`id`, `parent_id`, `is_super_parent`, `level_name`, `recursable`, `can_have_clients`) VALUES (2, 1, 0, 'Group', 0, 1);
diff --git a/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/data/GroupData.java b/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/data/GroupData.java
index 703899801..b32dbaa27 100644
--- a/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/data/GroupData.java
+++ b/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/data/GroupData.java
@@ -9,7 +9,6 @@ import java.util.Collection;
 
 import org.mifosplatform.organisation.office.data.OfficeLookup;
 import org.mifosplatform.portfolio.client.data.ClientLookup;
-import org.mifosplatform.portfolio.group.domain.GroupLevel;
 
 /**
  * Immutable data object representing groups.
@@ -21,7 +20,8 @@ public class GroupData {
     private final String externalId;
     private final Long officeId;
     private final String officeName;
-    private final GroupLevelData groupLevelData; 
+    @SuppressWarnings("unused")
+    private final GroupLevelData groupLevelData;
 
     private final Collection<ClientLookup> clientMembers;
     @SuppressWarnings("unused")
@@ -31,7 +31,7 @@ public class GroupData {
     @SuppressWarnings("unused")
     private final Collection<GroupLookupData> allowedParentGroups;
 
-    public GroupData(final Long id, final Long officeId, final String officeName, final String name, final String externalId ) {
+    public GroupData(final Long id, final Long officeId, final String officeName, final String name, final String externalId) {
         this.id = id;
         this.officeId = officeId;
         this.officeName = officeName;
@@ -46,7 +46,8 @@ public class GroupData {
     }
 
     public GroupData(final GroupData group, final Collection<ClientLookup> clientMembers, final Collection<ClientLookup> allowedClients,
-            final Collection<OfficeLookup> allowedOffices, final Collection<GroupLookupData> allowedParentGroups , final GroupLevelData groupLevelData) {
+            final Collection<OfficeLookup> allowedOffices, final Collection<GroupLookupData> allowedParentGroups,
+            final GroupLevelData groupLevelData) {
         this.id = group.getId();
         this.officeId = group.getOfficeId();
         this.officeName = group.getOfficeName();
@@ -61,7 +62,7 @@ public class GroupData {
     }
 
     public GroupData(final Long officeId, final Collection<ClientLookup> allowedClients, final Collection<OfficeLookup> allowedOffices,
-            final Collection<GroupLookupData> allowedParentGroups , final GroupLevelData groupLevelData ) {
+            final Collection<GroupLookupData> allowedParentGroups, final GroupLevelData groupLevelData) {
         this.id = null;
         this.officeId = officeId;
         this.officeName = null;
diff --git a/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/domain/Group.java b/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/domain/Group.java
index 573e2f732..ec5487796 100644
--- a/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/domain/Group.java
+++ b/mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/domain/Group.java
@@ -47,6 +47,7 @@ public class Group extends AbstractPersistable<Long> {
     @JoinColumn(name = "staff_id", nullable = true)
     private Staff loanOfficer;
     
+    @SuppressWarnings("unused")
     @Column(name = "level_id", nullable = false)
     private Long levelId;
 
@@ -180,7 +181,7 @@ public class Group extends AbstractPersistable<Long> {
         }
     }
 
-    private String hierarchyOf(Long id) {
+    private String hierarchyOf(final Long id) {
         return this.hierarchy + id.toString() + ".";
     }