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Fix error when trying to speak empty or blank strings, thanks to Niko Tyni (Closes: #375538)
--- a/festival/lib/italian_scm/italian_module.scm
+++ b/festival/lib/italian_scm/italian_module.scm
@@ -85,8 +85,8 @@
;(print "fase 2")
(set! P_gr (utt.relation.first utt 'GrRespiro))
(set! S (utt.relation.first utt 'Syllable))
-(set! I (item.relation.parent P_gr 'Intonation))
-(item.append_daughter P_gr S)
+(set! I (if P_gr (item.relation.parent P_gr 'Intonation) nil))
+(if P_gr (item.append_daughter P_gr S))
(if (item.next P_gr)
(set! I (item.relation.parent (item.next P_gr) 'Intonation))
;nel caso che sia l'utimo item non fa nulla (print "fine....")
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