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Call this script on a set schedule. It The script adds the watchers from the parent issue to all subtasks.
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This script is used in silJQL to return a list of all issues with subtasks. It takes a JQL search as parameter.
It is recommended to use silJQLList, for example, the key in silJQLList("silJql_IssuesWithSubtasks.sil", "Project = EX").
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