diff --git a/src/pkg/retention/controller.go b/src/pkg/retention/controller.go
index ad204cbd6..2cd6680ec 100644
--- a/src/pkg/retention/controller.go
+++ b/src/pkg/retention/controller.go
@@ -131,7 +131,7 @@ func (r *DefaultAPIController) UpdateRetention(p *policy.Metadata) error {
 		case policy.TriggerKindSchedule:
 			if p0.Trigger.Settings["cron"] != p.Trigger.Settings["cron"] {
 				// unschedule old
-				if len(p0.Trigger.References[policy.TriggerReferencesJobid].(string)) > 0 {
+				if len(p0.Trigger.Settings[policy.TriggerSettingsCron].(string)) > 0 {
 					needUn = true
 				}
 				// schedule new
@@ -197,6 +197,8 @@ func (r *DefaultAPIController) TriggerRetentionExec(policyID int64, trigger stri
 	}
 	id, err := r.manager.CreateExecution(exec)
 	if _, err = r.launcher.Launch(p, id, dryRun); err != nil {
+		// clean execution if launch failed
+		_ = r.manager.DeleteExecution(id)
 		return 0, err
 	}
 	return id, err
diff --git a/src/pkg/retention/dao/retention.go b/src/pkg/retention/dao/retention.go
index e51cb42d4..21fd9abd8 100644
--- a/src/pkg/retention/dao/retention.go
+++ b/src/pkg/retention/dao/retention.go
@@ -8,6 +8,7 @@ import (
 	jobmodels "github.com/goharbor/harbor/src/common/models"
 	"github.com/goharbor/harbor/src/pkg/retention/dao/models"
 	"github.com/goharbor/harbor/src/pkg/retention/q"
+	"strconv"
 )
 
 // CreatePolicy Create Policy
@@ -101,27 +102,31 @@ func fillStatus(exec *models.RetentionExecution) error {
 		return err
 	}
 	var (
-		total, running, succeed, failed, stopped int
+		total, running, succeed, failed, stopped int64
 	)
-	for k, v := range r {
-		total += v.(int)
+	for k, s := range r {
+		v, err := strconv.ParseInt(s.(string), 10, 64)
+		if err != nil {
+			return err
+		}
+		total += v
 		switch k {
 		case jobmodels.JobScheduled:
-			running += v.(int)
+			running += v
 		case jobmodels.JobPending:
-			running += v.(int)
+			running += v
 		case jobmodels.JobRunning:
-			running += v.(int)
+			running += v
 		case jobmodels.JobRetrying:
-			running += v.(int)
+			running += v
 		case jobmodels.JobFinished:
-			succeed += v.(int)
+			succeed += v
 		case jobmodels.JobCanceled:
-			stopped += v.(int)
+			stopped += v
 		case jobmodels.JobStopped:
-			stopped += v.(int)
+			stopped += v
 		case jobmodels.JobError:
-			failed += v.(int)
+			failed += v
 		}
 	}
 	if total == 0 {
diff --git a/src/pkg/retention/launcher_test.go b/src/pkg/retention/launcher_test.go
index 1b5136bbd..3511ba34e 100644
--- a/src/pkg/retention/launcher_test.go
+++ b/src/pkg/retention/launcher_test.go
@@ -97,6 +97,9 @@ func (f *fakeRetentionManager) UpdateExecution(execution *Execution) error {
 func (f *fakeRetentionManager) GetExecution(eid int64) (*Execution, error) {
 	return nil, nil
 }
+func (f *fakeRetentionManager) DeleteExecution(eid int64) error {
+	return nil
+}
 func (f *fakeRetentionManager) ListTasks(query ...*q.TaskQuery) ([]*Task, error) {
 	return []*Task{
 		{
diff --git a/src/pkg/retention/manager.go b/src/pkg/retention/manager.go
index 9c0584227..d6fae5947 100644
--- a/src/pkg/retention/manager.go
+++ b/src/pkg/retention/manager.go
@@ -42,6 +42,8 @@ type Manager interface {
 	GetPolicy(ID int64) (*policy.Metadata, error)
 	// Create a new retention execution
 	CreateExecution(execution *Execution) (int64, error)
+	// Delete a new retention execution
+	DeleteExecution(int64) error
 	// Get the specified execution
 	GetExecution(eid int64) (*Execution, error)
 	// List execution histories
@@ -127,6 +129,11 @@ func (d *DefaultManager) CreateExecution(execution *Execution) (int64, error) {
 	return dao.CreateExecution(exec)
 }
 
+// DeleteExecution Delete Execution
+func (d *DefaultManager) DeleteExecution(eid int64) error {
+	return dao.DeleteExecution(eid)
+}
+
 // ListExecutions List Executions
 func (d *DefaultManager) ListExecutions(policyID int64, query *q.Query) ([]*Execution, error) {
 	execs, err := dao.ListExecutions(policyID, query)
diff --git a/src/pkg/retention/manager_test.go b/src/pkg/retention/manager_test.go
index 1dd709f1b..b8310af8c 100644
--- a/src/pkg/retention/manager_test.go
+++ b/src/pkg/retention/manager_test.go
@@ -161,6 +161,9 @@ func TestExecution(t *testing.T) {
 	es, err := m.ListExecutions(policyID, nil)
 	assert.Nil(t, err)
 	assert.EqualValues(t, 1, len(es))
+
+	err = m.DeleteExecution(id)
+	assert.Nil(t, err)
 }
 
 func TestTask(t *testing.T) {