Internal error (invalid XML)

:17: parser error : Opening and ending tag mismatch: p line 17 and hidden
ый миллион решений? Удивительный докто
                                                                                ^
:17: parser error : Opening and ending tag mismatch: p line 17 and text_annotation
 решений? Удивительный докто
                                                                                ^
:17: parser error : Opening and ending tag mismatch: annotation line 17 and genre_book
et-date date_add="2017-12-13"/>
                                                                                ^
:170: parser error : Opening and ending tag mismatch: title-info line 15 and biblio_subgenre_by_pop
p/" post="subgenre=6339" page="1" pages="1" needq="0"/>
                                                                                ^
:170: parser error : Opening and ending tag mismatch: hidden line 15 and page-data
bgenre=6339" page="1" pages="1" needq="0"/>
                                                                                ^
:170: parser error : Opening and ending tag mismatch: text_annotation line 15 and xportal-page
>
                                                                                ^
:170: parser error : Opening and ending tag mismatch: genre_book line 15 and xportal
ология"/>
                                                                                ^
:170: parser error : Premature end of data in tag biblio_subgenre_by_pop line 12
ология"/>
                                                                                ^
:170: parser error : Premature end of data in tag page-data line 12
ология"/>
                                                                                ^
:170: parser error : Premature end of data in tag xportal-page line 1
ология"/>
                                                                                ^
:170: parser error : Premature end of data in tag xportal line 1
ология"/>
                                                                                ^