A shliach tzibbur who erred and said the full Kaddish (Kaddish Shalem) in place of the Half Kaddish — should he repeat "Tiskabeil" after Ashrei and U'va L'Tzion?

He inclines to hold that a chazzan who erred and said Kaddish Shalem in place of Chatzi Kaddish should repeat "Titkabel" after Ashrei and U'va L'Tzion, and this is not comparable to Purim and Tisha B'Av, on which Kaddish Shalem is recited earlier l'chatchilah.