With SVN v1876 of xEdit, the latest version of the script 1.3.9.1, and Mator's latest mteFunctions.pas from his GitHub when the script finishes it does not say "No tags suggested".
Instead you see this:
Applying script...
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Using record structure for The Elder Scrolls V: Skyrim
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[Apply Script done] Processed Records: 213, Elapsed Time: 00:02
However, if there are tags like for Update.esm it will say the follwoing:
Applying script...
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Using record structure for The Elder Scrolls V: Skyrim
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Update.esm
Suggesting 6 tags:
{{BASH:C.Encounter,C.Location,Delev,Invent,Names,Stats}}
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[Apply Script done] Processed Records: 1081, Elapsed Time: 00:34