wombelt on "[Plugin: Custom sidebars] Warning Errormessage on local installation"

The Plugin runs on my webserver but local it doesnt work.
Does anyone know a solution for that Errormessage?

Warning: Invalid argument supplied for foreach() in C:\...\wp-content\plugins\custom-sidebars\customsidebars.php on line 45

AND:

Call Stack
#	Time	Memory	Function	Location
1	0.0032	247968	{main}( )	..\plugins.php:0
2	0.0040	291520	require_once( 'C:\xampp\...\wp-admin\admin.php' )	..\plugins.php:10
3	0.0044	302448	require_once( 'C:\xampp\...\wp-load.php' )	..\admin.php:30
4	0.0049	309808	require_once( 'C:\xampp\...\wp-config.php' )	..\wp-load.php:29
5	0.0058	368664	require_once( 'C:\xampp\...\wp-settings.php' )	..\wp-config.php:88
6	1.2273	9593040	include_once( 'C:\xampp\...\wp-content\plugins\custom-sidebars\customsidebars.php' )	..\wp-settings.php:210
7	1.2273	9594176	CustomSidebars->CustomSidebars( )	..\customsidebars.php:1103

https://wordpress.org/plugins/custom-sidebars/