Chapter 9. Working with Blocks, Page 213

Location on the page: 
upper middle
Chapter: 
9. Working with Blocks
Error: 

The following line of code:
$blocks[0]['cache'] = BLOCK_NO_CACHE;

is missing from:

case 'list':
$blocks[0]['info'] = t('Pending comments');
return $blocks;

Correction: 

case 'list':
$blocks[0]['info'] = t('Pending comments');
$blocks[0]['cache'] = BLOCK_NO_CACHE;
return $blocks;

Description of the Error: 

The block cache setting is missing from the approval.module code example on page 213. Its is included in all other examples of approval.module code in the "Building a Block" section.