Netformx DesignXpert Error has occurred

Hello,
Why am I receiving a 'Failed to generate' error when attempting to create a document from DesignXpert? I am not familiar with this problem so need your assistance immediately. Any help would be greatly appreciated. Thanks in advance.

Netformx DesignXpert Error:
Failed to generate PRS0436-111107-Network Discovery-Network Assessment Summary Document.doc.
