i found the below solution in one of the blog for the segmentaion fault issue, -----------------------------------
You can try this 1. Update your nam version $ sudo apt-get install --reinstall nam libotcl1 libtclcl1 if it still shows error please follow following steps: a) Delete the nam-1.15/ folder and any other / folder. b) $ sudo apt-get remove nam download the following nam and install https://drive.google.com/file/d/0B7S255p3kFXNUkx0LVU1NnFVQTA/view ------------------------- i have downloaded nam-1.15-10 from the link given but i am not sure of how to install it.. if u figure it out pls let me know.. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1376970 Title: Segmentation fault when launching nam executable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nam/+bug/1376970/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs