Internal error (invalid XML)

:18: parser error : Opening and ending tag mismatch: p line 18 and hidden
ча Смоленска, Бородинская битва и пожа
                                                                                ^
:18: parser error : Opening and ending tag mismatch: p line 18 and text_annotation
ска, Бородинская битва и пожа
                                                                                ^
:18: parser error : Opening and ending tag mismatch: annotation line 18 and genre_book
et-date date_add="2017-12-13"/>
                                                                                ^
:24: parser error : Opening and ending tag mismatch: p line 24 and hidden
аргарита

Роман «Масте ^ :24: parser error : Opening and ending tag mismatch: p line 24 and text_annotation /book-title>

Роман «Масте ^ :24: parser error : Opening and ending tag mismatch: annotation line 24 and genre_book et-date date_add="2017-12-12"/> ^ :48: parser error : Opening and ending tag mismatch: title-info line 21 and biblio_subgenre_by_pop op/" post="subgenre=462" page="1" pages="0" needq="0"/> ^ :48: parser error : Opening and ending tag mismatch: hidden line 21 and page-data ubgenre=462" page="1" pages="0" needq="0"/> ^ :48: parser error : Opening and ending tag mismatch: text_annotation line 21 and xportal-page /> ^ :48: parser error : Opening and ending tag mismatch: genre_book line 21 and xportal value="186777"/> ^ :48: parser error : Premature end of data in tag title-info line 15 value="186777"/> ^ :48: parser error : Premature end of data in tag hidden line 15 value="186777"/> ^ :48: parser error : Premature end of data in tag text_annotation line 15 value="186777"/> ^ :48: parser error : Premature end of data in tag genre_book line 15 value="186777"/> ^ :48: parser error : Premature end of data in tag biblio_subgenre_by_pop line 12 value="186777"/> ^ :48: parser error : Premature end of data in tag page-data line 12 value="186777"/> ^ :48: parser error : Premature end of data in tag xportal-page line 1 value="186777"/> ^ :48: parser error : Premature end of data in tag xportal line 1 value="186777"/> ^