Error during import of workflow from root directory

When I'm trying to import workflow from  Taming the Internet of Things with KNIME: Data Enrichment, Visualization, Time Series Analysis, and Optimization (2014)

I import from root, and I choose the folder IoT_group, containing three folders with Data Preparation, Visual Investigation and Predictive Analytics. I coudn't selest particular workflow, cause it's not clickable and active. Import wizard invite me to rename the input file, so I put 1 instead of Data Preparation, and I have the folowwing strange error:

Error during import!
/home/knime/IoT_group/1. Data Preparation/1/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/1. Data Preparation/CSV Writer (#223)/settings.xml (File name too long)

it's the first time I'm using knime, so I haven't idea what happens

thank you in advance for your help

actually when I retry the import of workflow, it doesn't suggest the import directory (i.e. event Local Space) so the button "Finish" is not clickable, and I coudn't finish import. I tryed Knime with and without extensions for Linux 64, currently I'm on Ubuntu 14.04, of it can help you for find a solution

Hi python_wife,

looks like you downloaded these workflows and then extracted the zip-file manually? I would try to import directly from the archive since the directory structure in the error message doesn't look sane.

Hope this helps,

Nils