There are certain error messages that may show up from Kontakt Player that are not specifically related to or caused by using a template from TWS. Here is a list of the ones we know about and some links to pages that shed light on the situations. (Grouped into libraries.)
Virtual Drumline
FIle not found. Please check if Library is installed correctly
http://www.tapspace.com/forums/index.php?topic=3674.0
There was an error trying to acquire a license for this patch! Error message: This copy is not yet activated. Please use the Service Center to activate.
http://www.tapspace.com/forums/index.php?topic=2752.0
http://www.tapspace.com/forums/index.php?topic=3647.0
http://www.tapspace.com/forums/index.php?topic=3975.0
Samples Missing
http://www.tapspace.com/support/faq/index.php?action=artikel&cat=4&id=90&artlang=en