I don't get any errors on the ScriptRunner console, but the date on the custom field does not get updated. Please help
import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.MutableIssue
import java.sql.Timestamp
def customFieldManager = ComponentAccessor.getCustomFieldManager()
def dateCf = customFieldManager.getCustomFieldObject("customfield_12112")
def mutableIssue = ComponentAccessor.getIssueManager().getIssueObject("ABC-123")
def updated = mutableIssue.getUpdated()
mutableIssue.setCustomFieldValue(dateCf, new Timestamp((new Date() - 7).time))
mutableIssue.setUpdated(updated)
mutableIssue.store()