[How To?] error when use themes

[marksman]

- headerinclude
- index_boardstats
- forumdisplay_threadlist.  

where can i these line?

MyBB Version 1.8.17
PHP Version 7.2.8-1+ubuntu18.04.1+deb.sury.org+1
SQL Engine MySQLi 5.7.22
Server Load 1.58

when i use themes i cant login its say some error

[Serpius]

- headerinclude
- index_boardstats
- forumdisplay_threadlist.  

where can i these line?

MyBB Version 1.8.17
PHP Version 7.2.8-1+ubuntu18.04.1+deb.sury.org+1
SQL Engine MySQLi 5.7.22
Server Load 1.58

when i use themes i cant login its say some error

Here is where you would find the templates.

- headerinclude = Ungrouped Templates
- index_boardstats = Index Board Templates
- forumdisplay_threadlist = Forum Display Templates

[marksman]

its in file system or in admin panel?   i search everywhere i tomato find :9 iam sorry im new to mybb

[Serpius]

its in file system or in admin panel?   i search everywhere i tomato find :9 iam sorry im new to mybb

In your AdminCP.

The screenshot will show you.