Internal error (invalid XML)

:16: parser error : Opening and ending tag mismatch: p line 16 and hidden
ый таинственный, самый знаменитый авто
                                                                                ^
:16: parser error : Opening and ending tag mismatch: p line 16 and text_annotation
енный, самый знаменитый авто
                                                                                ^
:16: parser error : Opening and ending tag mismatch: annotation line 16 and genre_book
et-date date_add="2017-12-13"/>
                                                                                ^
:20: parser error : Opening and ending tag mismatch: p line 20 and hidden
 – это описание опыта, которого авто
                                                                                ^
:20: parser error : Opening and ending tag mismatch: p line 20 and text_annotation
писание опыта, которого авто
                                                                                ^
:20: parser error : Opening and ending tag mismatch: annotation line 20 and genre_book
et-date date_add="2017-12-13"/>
                                                                                ^
:22: parser error : Opening and ending tag mismatch: p line 22 and hidden
ый таинственный, самый знаменитый авто
                                                                                ^
:22: parser error : Opening and ending tag mismatch: p line 22 and text_annotation
енный, самый знаменитый авто
                                                                                ^
:22: parser error : Opening and ending tag mismatch: annotation line 22 and genre_book
et-date date_add="2017-12-13"/>
                                                                                ^
:67: parser error : Opening and ending tag mismatch: title-info line 20 and biblio_subgenre_by_pop
p/" post="subgenre=6351" page="1" pages="1" needq="0"/>
                                                                                ^
:67: parser error : Opening and ending tag mismatch: hidden line 20 and page-data
bgenre=6351" page="1" pages="1" needq="0"/>
                                                                                ^
:67: parser error : Opening and ending tag mismatch: text_annotation line 20 and xportal-page
ософия. Религия. Эзотерика"/>
                                                                                ^
:67: parser error : Opening and ending tag mismatch: genre_book line 20 and xportal
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag title-info line 18
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag hidden line 18
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag text_annotation line 18
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag genre_book line 18
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag title-info line 14
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag hidden line 14
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag text_annotation line 14
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag genre_book line 14
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag biblio_subgenre_by_pop line 12
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag page-data line 12
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag xportal-page line 1
терика"/>
                                                                                ^
:67: parser error : Premature end of data in tag xportal line 1
терика"/>
                                                                                ^