On rare occasions, some anti-virus software may detect a false positive due to the nature of the program. You may have to add it to your exclusion list and report it to the anti-virus vendor as a false positive.
Adding ShowMyPC to the exclusion list of your anti-virus software
Refer to the documentation of your anti-virus software for instructions to exclude files/folders from the scan.
Add this folder to the exclusion list:
C:\Program Files (x86)\ShowMyPCService
Here are links to instructions for some of the popular anti-virus products