<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Hi, I am Soham. I am running Sugar on Ubuntu 18.04.3 LTS. I also have the Sugar toolkit installed. The problem is after installing any sugar activity I am not being able to run it. for example if I run Calculate.activity I get:</div><div> Traceback (most recent call last): File "calculate.py", line 37, in <module> from shareable_activity import ShareableActivity File "/usr/share/sugar/activities/Calculate.activity/shareable_activity.py", line 5, in <module> from sugar3.activity import activity File "/usr/local/lib/python2.7/dist-packages/sugar3/activity/activity.py", line 175, in <module> gi.require_version('TelepathyGLib', '0.12') File "/home/soham/.local/lib/python2.7/site-packages/gi/__init__.py", line 129, in require_version raise ValueError('Namespace %s not available' % namespace) ValueError: Namespace TelepathyGLib not available Or if I try to run TurtleBlocks.activity: File "TurtleArtActivity.py", line 43, in <module> from sugar3.activity import activity File "/usr/local/lib/python2.7/dist-packages/sugar3/activity/activity.py", line 175, in <module> gi.require_version('TelepathyGLib', '0.12') File "/home/soham/.local/lib/python2.7/site-packages/gi/__init__.py", line 129, in require_version raise ValueError('Namespace %s not available' % namespace) ValueError: Namespace TelepathyGLib not available It looks like TelepathyGLib is missing from gi. What should I do. Help will be appreciated. Thanks, Soham </div></div></body></html>