I tried to assign ticket using following script, but doens't work. Is there anything wrong? Many Thanks!
import com.atlassian.jira.component.ComponentAccessor
def customFieldManager = ComponentAccessor.getCustomFieldManager()
def requestCf = customFieldManager.getCustomFieldObjectByName("Customer Request Type")
def requestType = issue.getCustomFieldValue(requestCf) as String
if (requestType == "SD") {
issue.setAssigneeId("eyazici")
}