As the title says,
"Create a sub-task. Will optionally reopen a matching sub-task." is not working, but I do not change the summary via scripts, and the Subtask Summary field is set.
I followed this previous question
https://answers.atlassian.com/questions/314926
But as I mentioned, the Subtask Summary field is not changed, and does exist, so that answer does not help.
Groovy Script Runner version 2.1.17
Jira version 6.2.7
Jira Agile version 6.6.0
Additional issue actions
import com.atlassian.jira.ComponentManager
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.MutableIssue
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.jira.user.util.UserManager
import com.atlassian.jira.component.ComponentAccessor;
import com.atlassian.jira.issue.fields.CustomField;
import com.atlassian.crowd.embedded.api.User
userManager = (UserManager) ComponentAccessor.getUserManager()
MutableIssue issue = issue
def cf_1 = customFieldManager.getCustomFieldObjectByName('Campaign Manager')
User usera = userManager.getUser(issue.getCustomFieldValue(cf_1).getUsername());
issue.setAssignee(usera);Subtask Action: is blank
Thanks in advance for the assistance.