diff --git a/dispatchers/cdrs_it_test.go b/dispatchers/cdrs_it_test.go
index 3d51b715d..eaa9ded82 100644
--- a/dispatchers/cdrs_it_test.go
+++ b/dispatchers/cdrs_it_test.go
@@ -640,3 +640,273 @@ func testDspCDRsV2StoreSessionCostNoAuth(t *testing.T) {
 		t.Error("Unexpected error: ", err)
 	}
 }
+
+func TestDspCDRsV1PingError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &utils.CGREvent{}
+	var reply *string
+	result := dspSrv.CDRsV1Ping(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1PingNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &utils.CGREvent{
+		Tenant: "tenant",
+	}
+	var reply *string
+	result := dspSrv.CDRsV1Ping(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1PingNilError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	var reply *string
+	result := dspSrv.CDRsV1Ping(nil, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1GetCDRsError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &utils.RPCCDRsFilterWithAPIOpts{}
+	var reply *[]*engine.CDR
+	result := dspSrv.CDRsV1GetCDRs(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1GetCDRsNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &utils.RPCCDRsFilterWithAPIOpts{
+		Tenant: "tenant",
+	}
+	var reply *[]*engine.CDR
+	result := dspSrv.CDRsV1GetCDRs(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1GetCDRsCountError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &utils.RPCCDRsFilterWithAPIOpts{}
+	var reply *int64
+	result := dspSrv.CDRsV1GetCDRsCount(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1GetCDRsCountNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &utils.RPCCDRsFilterWithAPIOpts{
+		Tenant: "tenant",
+	}
+	var reply *int64
+	result := dspSrv.CDRsV1GetCDRsCount(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1RateCDRsError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.ArgRateCDRs{}
+	var reply *string
+	result := dspSrv.CDRsV1RateCDRs(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1RateCDRsNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &engine.ArgRateCDRs{
+		Tenant: "tenant",
+	}
+	var reply *string
+	result := dspSrv.CDRsV1RateCDRs(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessExternalCDRError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.ExternalCDRWithAPIOpts{
+		ExternalCDR: &engine.ExternalCDR{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessExternalCDR(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessExternalCDRNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &engine.ExternalCDRWithAPIOpts{
+		ExternalCDR: &engine.ExternalCDR{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessExternalCDR(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessEventError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.ArgV1ProcessEvent{
+		CGREvent: utils.CGREvent{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessEvent(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessEventNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &engine.ArgV1ProcessEvent{
+		CGREvent: utils.CGREvent{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessEvent(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessCDRError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.CDRWithAPIOpts{
+		CDR: &engine.CDR{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessCDR(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV1ProcessCDRNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &engine.CDRWithAPIOpts{
+		CDR: &engine.CDR{
+			Tenant: "tenant",
+		},
+	}
+	var reply *string
+	result := dspSrv.CDRsV1ProcessCDR(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV2ProcessEventError(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.ArgV1ProcessEvent{
+		Flags: nil,
+		CGREvent: utils.CGREvent{
+			Tenant: "tenant",
+		},
+	}
+	var reply *[]*utils.EventWithFlags
+	result := dspSrv.CDRsV2ProcessEvent(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV2ProcessEventNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	CGREvent := &engine.ArgV1ProcessEvent{
+		Flags: nil,
+		CGREvent: utils.CGREvent{
+			Tenant: "tenant",
+		},
+	}
+	var reply *[]*utils.EventWithFlags
+	result := dspSrv.CDRsV2ProcessEvent(CGREvent, reply)
+	expected := "DISPATCHER_ERROR:NOT_FOUND"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
+
+func TestDspCDRsV2ProcessEventErrorNil(t *testing.T) {
+	cgrCfg := config.NewDefaultCGRConfig()
+	dspSrv := NewDispatcherService(nil, cgrCfg, nil, nil)
+	cgrCfg.DispatcherSCfg().AttributeSConns = []string{"test"}
+	CGREvent := &engine.ArgV1ProcessEvent{
+		Flags:    nil,
+		CGREvent: utils.CGREvent{},
+	}
+	var reply *[]*utils.EventWithFlags
+	result := dspSrv.CDRsV2ProcessEvent(CGREvent, reply)
+	expected := "MANDATORY_IE_MISSING: [ApiKey]"
+	if result == nil || result.Error() != expected {
+		t.Errorf("\nExpected <%+v>, \nReceived <%+v>", expected, result)
+	}
+}
\ No newline at end of file