Who is affected, please provide file version information for these files
"c:\Program Files\AVAST Software\Avast\aswStreamFilter.dll"
c:\Windows\System32\drivers\aswStm.sys
To obtain the information, please just click on the file by right mouse and then select properties and Details Tab.
Provide screenshot or value of the FileVersion line.
Additionally, when you perform reboot of the computer, the problem persist or not ?
Sorry for inconvenience and thank you so much