diff --git a/engine/datadbmock.go b/engine/datadbmock.go
index dffac6295..bbdcb6633 100644
--- a/engine/datadbmock.go
+++ b/engine/datadbmock.go
@@ -374,6 +374,9 @@ func (dbM *DataDBMock) RemoveDispatcherProfileDrv(ctx *context.Context, tnt, id
 }
 
 func (dbM *DataDBMock) GetItemLoadIDsDrv(ctx *context.Context, itemIDPrefix string) (loadIDs map[string]int64, err error) {
+	if dbM.GetItemLoadIDsDrvF != nil {
+		return dbM.GetItemLoadIDsDrvF(ctx, itemIDPrefix)
+	}
 	return nil, utils.ErrNotImplemented
 }
 
diff --git a/engine/datamanager_test.go b/engine/datamanager_test.go
index baa007853..9fa30949d 100644
--- a/engine/datamanager_test.go
+++ b/engine/datamanager_test.go
@@ -10433,3 +10433,146 @@ func TestDMGetDispatcherHostCacheWriteErr2(t *testing.T) {
 	}
 
 }
+
+func TestDMGetItemLoadIDsNilDM(t *testing.T) {
+
+	var dm *DataManager
+
+	_, err := dm.GetItemLoadIDs(context.Background(), "", false)
+	if err != utils.ErrNoDatabaseConn {
+		t.Errorf("\nExpected error <%+v>, \nReceived error <%+v>", utils.ErrNoDatabaseConn, err)
+	}
+
+}
+
+func TestDMGetItemLoadIDsSetSetLoadIDsDrvErr(t *testing.T) {
+
+	cfgtmp := config.CgrConfig()
+	defer func() {
+		config.SetCgrConfig(cfgtmp)
+		Cache = NewCacheS(config.CgrConfig(), nil, nil, nil)
+	}()
+
+	cfg := config.NewDefaultCGRConfig()
+	cfg.DataDbCfg().Items[utils.MetaLoadIDs].Remote = true
+	cfg.DataDbCfg().RmtConns = []string{utils.ConcatenatedKey(utils.MetaInternal, utils.RemoteConnsCfg)}
+	config.SetCgrConfig(cfg)
+
+	cc := make(chan birpc.ClientConnector, 1)
+	cc <- &ccMock{
+
+		calls: map[string]func(ctx *context.Context, args interface{}, reply interface{}) error{
+			utils.ReplicatorSv1GetItemLoadIDs: func(ctx *context.Context, args, reply interface{}) error { return nil },
+		},
+	}
+
+	itmLIDs := map[string]int64{
+		"ID_1": 21,
+	}
+
+	cM := NewConnManager(cfg)
+	cM.AddInternalConn(utils.ConcatenatedKey(utils.MetaInternal, utils.RemoteConnsCfg), utils.ReplicatorSv1, cc)
+	data := &DataDBMock{
+		GetItemLoadIDsDrvF: func(ctx *context.Context, itemIDPrefix string) (loadIDs map[string]int64, err error) {
+			return itmLIDs, utils.ErrNotFound
+		},
+		SetLoadIDsDrvF: func(ctx *context.Context, loadIDs map[string]int64) error { return utils.ErrNotImplemented },
+	}
+	dm := NewDataManager(data, cfg.CacheCfg(), cM)
+
+	_, err := dm.GetItemLoadIDs(context.Background(), cfg.GeneralCfg().DefaultTenant, false)
+	if err != utils.ErrNotImplemented {
+		t.Errorf("Expected error <%v>, received error <%v>", utils.ErrNotImplemented, err)
+	}
+}
+
+func TestDMGetItemLoadIDsCacheWriteErr1(t *testing.T) {
+
+	itmLIDs := map[string]int64{
+		"ID_1": 21,
+	}
+
+	cfgtmp := config.CgrConfig()
+	defer func() {
+		Cache = NewCacheS(config.CgrConfig(), nil, nil, nil)
+		config.SetCgrConfig(cfgtmp)
+	}()
+
+	cfg := config.NewDefaultCGRConfig()
+	cfg.CacheCfg().ReplicationConns = []string{utils.ConcatenatedKey(utils.MetaInternal, utils.MetaReplicator)}
+	cfg.CacheCfg().Partitions[utils.CacheLoadIDs].Replicate = true
+	config.SetCgrConfig(cfg)
+
+	cc := make(chan birpc.ClientConnector, 1)
+	cc <- &ccMock{
+
+		calls: map[string]func(ctx *context.Context, args interface{}, reply interface{}) error{
+			utils.CacheSv1ReplicateSet: func(ctx *context.Context, args, reply interface{}) error {
+
+				return utils.ErrNotImplemented
+			},
+		},
+	}
+
+	cM := NewConnManager(cfg)
+	cM.AddInternalConn(utils.ConcatenatedKey(utils.MetaInternal, utils.MetaReplicator), utils.CacheSv1, cc)
+
+	data := &DataDBMock{
+		GetItemLoadIDsDrvF: func(ctx *context.Context, itemIDPrefix string) (loadIDs map[string]int64, err error) {
+			return itmLIDs, utils.ErrNotFound
+		},
+	}
+
+	dm := NewDataManager(data, cfg.CacheCfg(), cM)
+
+	Cache = NewCacheS(cfg, dm, cM, nil)
+
+	_, err := dm.GetItemLoadIDs(context.Background(), cfg.GeneralCfg().DefaultTenant, true)
+	if err != utils.ErrNotImplemented {
+		t.Errorf("Expected error <%v>, received error <%v>", utils.ErrNotImplemented, err)
+	}
+}
+
+func TestDMGetItemLoadIDsCacheWriteErr2(t *testing.T) {
+
+	cfgtmp := config.CgrConfig()
+	defer func() {
+		Cache = NewCacheS(config.CgrConfig(), nil, nil, nil)
+		config.SetCgrConfig(cfgtmp)
+	}()
+
+	cfg := config.NewDefaultCGRConfig()
+	cfg.CacheCfg().ReplicationConns = []string{utils.ConcatenatedKey(utils.MetaInternal, utils.MetaReplicator)}
+	cfg.CacheCfg().Partitions[utils.CacheLoadIDs].Replicate = true
+	config.SetCgrConfig(cfg)
+
+	data := NewInternalDB(nil, nil, cfg.DataDbCfg().Items)
+
+	cc := make(chan birpc.ClientConnector, 1)
+	cc <- &ccMock{
+
+		calls: map[string]func(ctx *context.Context, args interface{}, reply interface{}) error{
+			utils.CacheSv1ReplicateSet: func(ctx *context.Context, args, reply interface{}) error { return utils.ErrNotImplemented },
+		},
+	}
+
+	cM := NewConnManager(cfg)
+	cM.AddInternalConn(utils.ConcatenatedKey(utils.MetaInternal, utils.MetaReplicator), utils.CacheSv1, cc)
+	dm := NewDataManager(data, cfg.CacheCfg(), cM)
+
+	itmLIDs := map[string]int64{
+		"ID_1": 21,
+	}
+
+	if err := dm.dataDB.SetLoadIDsDrv(context.Background(), itmLIDs); err != nil {
+		t.Error(err)
+	}
+
+	Cache = NewCacheS(cfg, dm, cM, nil)
+
+	_, err := dm.GetItemLoadIDs(context.Background(), cfg.GeneralCfg().DefaultTenant, true)
+	if err != utils.ErrNotImplemented {
+		t.Errorf("Expected error <%v>, received error <%v>", utils.ErrNotImplemented, err)
+	}
+
+}
diff --git a/engine/libindex_health_test.go b/engine/libindex_health_test.go
index 63b3cca7f..e7dfac742 100644
--- a/engine/libindex_health_test.go
+++ b/engine/libindex_health_test.go
@@ -635,3 +635,94 @@ func TestGetRatesFromCacheObjValNil(t *testing.T) {
 	}
 
 }
+
+func TestGetRevFltrIdxHealthFromRateRatesGetKeysForPrefixErr(t *testing.T) {
+
+	cfg := config.NewDefaultCGRConfig()
+	data := &DataDBMock{
+		GetIndexesDrvF: func(ctx *context.Context, idxItmType, tntCtx, idxKey, transactionID string) (indexes map[string]utils.StringSet, err error) {
+			return nil, utils.ErrNotImplemented
+		},
+	}
+	dm := NewDataManager(data, cfg.CacheCfg(), nil)
+
+	useLtcache := ltcache.NewCache(0, 0, false, nil)
+
+	expErr := "unsupported prefix in GetKeysForPrefix: "
+	if _, err := getRevFltrIdxHealthFromRateRates(context.Background(), dm, useLtcache, useLtcache, useLtcache); err != utils.ErrNotImplemented {
+		t.Errorf("Expected error <%v>, Received error <%v>", expErr, err)
+	}
+
+}
+
+func TestGetRevFltrIdxHealthFromRateRatesGetRatesFromCacheErr(t *testing.T) {
+
+	defer func() {
+		Cache = NewCacheS(config.CgrConfig(), nil, nil, nil)
+	}()
+
+	cfg := config.NewDefaultCGRConfig()
+	db := NewInternalDB(nil, nil, cfg.DataDbCfg().Items)
+	dm := NewDataManager(db, cfg.CacheCfg(), nil)
+
+	if err := dm.SetAttributeProfile(context.Background(), &AttributeProfile{
+		Tenant:    "cgrates.org",
+		ID:        "ATTR1",
+		FilterIDs: []string{"*string:~*req.Account:1001", "Fltr1", "Fltr3"},
+	}, false); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := dm.SetFilter(context.Background(), &Filter{
+		Tenant: "cgrates.org",
+		ID:     "Fltr3",
+	}, false); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := dm.SetIndexes(context.Background(), utils.CacheReverseFilterIndexes, "cgrates.org:Fltr2",
+		map[string]utils.StringSet{utils.CacheAttributeFilterIndexes: {"ATTR1": {}, "ATTR2": {}}},
+		true, utils.NonTransactional); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := dm.SetRateProfile(context.Background(), &utils.RateProfile{
+		Tenant: "cgrates.org",
+		ID:     "RP1",
+		Rates: map[string]*utils.Rate{
+			"RT1": {
+				ID:        "RT1",
+				FilterIDs: []string{"Fltr3"},
+			},
+		},
+	}, false, false); err != nil {
+		t.Fatal(err)
+	}
+
+	useLtcache := ltcache.NewCache(20, 20*time.Second, true, nil)
+	useLtcache.Set("cgrates.org:RP1", nil, []string{})
+
+	if _, err := getRevFltrIdxHealthFromRateRates(context.Background(), dm, useLtcache, useLtcache, useLtcache); err != utils.ErrNotFound {
+		t.Errorf("Expected error <%v>, Received error <%v>", utils.ErrNotFound, err)
+	}
+
+}
+
+func TestGetFltrIdxHealthForRateRatesGetKeysForPrefixErr(t *testing.T) {
+
+	cfg := config.NewDefaultCGRConfig()
+	data := &DataDBMock{
+		GetIndexesDrvF: func(ctx *context.Context, idxItmType, tntCtx, idxKey, transactionID string) (indexes map[string]utils.StringSet, err error) {
+			return nil, utils.ErrNotImplemented
+		},
+	}
+	dm := NewDataManager(data, cfg.CacheCfg(), nil)
+
+	useLtcache := ltcache.NewCache(-1, 0, false, nil)
+
+	expErr := "unsupported prefix in GetKeysForPrefix: "
+	if _, err := GetFltrIdxHealthForRateRates(context.Background(), dm, useLtcache, useLtcache, useLtcache); err != utils.ErrNotImplemented {
+		t.Errorf("Expected error <%v>, Received error <%v>", expErr, err)
+	}
+
+}