Issues while opening javelin.

Products

• CA Test Data Manager (Data Finder / Grid Tools)

Issue/Introduction

Every time I open Javelin I get an error "Argument Exception: Illegal Character in the path"  
which later when clicking in the OK button will go but will let the javelin tab unusable.

Cause

One of the paths in the file located in: %AppData%\Grid-Tools\Javelin\RecentFiles.txt   had and extra character \

Environment

All Supported Javelin Environments 
TDM
Test Data Manager

Resolution

Removed the conflicted line from the file located in: 
%AppData%\Grid-Tools\Javelin\RecentFiles.txt : 
 and that resolved the issue.