[Plugin: Yet Another Related Posts Plugin] Error

Hi Everyone –

So I tried to install YARRP, and got this error message on the page:

Warning: Invalid argument supplied for foreach() in C:\wamp\www\wordpress\wp-content\plugins\yet-another-related-posts-plugin\class-cache.php on line 169

Call Stack
#	Time	Memory	Function	Location
1	0.0006	365600	{main}( )	..\index.php:0
2	0.0010	369304	require( 'C:\wamp\www\wordpress\wp-blog-header.php' )	..\index.php:17
3	0.5720	21942096	require_once( 'C:\wamp\www\wordpress\wp-includes\template-loader.php' )	..\wp-blog-header.php:16
4	0.5754	21963144	include( 'C:\wamp\www\wordpress\wp-content\themes\jpmam\single.php' )	..\template-loader.php:43
5	0.6381	22047448	the_content( )	..\single.php:53
6	0.6383	22048128	apply_filters( )	..\post-template.php:166
7	0.6401	22049760	call_user_func_array ( )	..\plugin.php:170
8	0.6401	22049776	YARPP->the_content( )	..\plugin.php:170
9	0.6408	22050336	YARPP->display_related( )	..\class-core.php:755
10	0.6427	22051808	YARPP_Cache->enforce( )	..\class-core.php:506
11	0.6455	22035616	YARPP_Cache_Tables->update( )	..\class-cache.php:54
12	0.6459	22035624	YARPP_Cache->sql( )	..\cache-tables.php:201

Can anyone help?

Thanks,
John

http://wordpress.org/extend/plugins/yet-another-related-posts-plugin/