If this issue is a bug report, please list the follow information. If this issue has to do with theme compatibility, make sure you list which theme you are using.
Cinnamon version 3.4.6
Extension version Latest (just updated to make sure)
Ensure this issue applies to the latest version of ITM found in the Cinnamon Spices repository.
If this issue is a bug report, please list the follow information. If this issue has to do with theme compatibility, make sure you list which theme you are using.