A PHP Error was encountered

Severity: Notice

Message: Undefined index: category_id

Filename: controllers/news.php

Line Number: 80

A PHP Error was encountered

Severity: Notice

Message: Undefined index: category_id

Filename: controllers/news.php

Line Number: 81

Fatal error: Call to a member function num_rows() on boolean in /mnt/qiyezhan/wanlishennong/application/client/models/news_model.php on line 147