什麼意思

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: keyword

Filename: views/author_post_list_yt.php

Line Number: 107

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 107
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: keyword_tree

Filename: views/author_post_list_yt.php

Line Number: 107

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 107
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: views/author_post_list_yt.php

Line Number: 107

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 107
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: views/author_post_list_yt.php

Line Number: 107

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 107
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Invalid argument supplied for foreach()

Filename: views/author_post_list_yt.php

Line Number: 107

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 107
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: keyword

Filename: views/author_post_list_yt.php

Line Number: 112

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 112
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: main_keyword

Filename: views/author_post_list_yt.php

Line Number: 112

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 112
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: main_keyword

Filename: views/author_post_list_yt.php

Line Number: 124

Backtrace:

File: /var/www/html/KOL/kolauthor/application/views/author_post_list_yt.php
Line: 124
Function: _error_handler

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 75
Function: view

File: /var/www/html/KOL/kolauthor/application/controllers/Author.php
Line: 21
Function: author_article

File: /var/www/html/KOL/kolauthor/public/index.php
Line: 315
Function: require_once