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If you are not careful, the result of such a JQL query unexpectedly might contain thousands of issue. Or the JQL query might fail, because the syntax has become invalid after the placeholders had been replaced.
Maximum Issues Allowed
You can set a limit for the maximum number of issues you expect from your JQL query (see also previous paragraph). If the result of the JQL query returns more issues, JSU will not process anything. JSU is pulling the emergency brake before things get out of control.
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