@Jouni, can you please check the system cleaner settings. There are some issues.
e.g. Although I have deselected the main option, the system cleaner lists some file errors.
Unbenannt1.png
Results of System Cleaner
jv16 PowerTools
* FILE SYSTEM ISSUES *
** Unneeded empty folders **
c:\users\Thomas\appdata\local\temp\acrobat distiller 10\
c:\documents and settings\Thomas\appdata\local\microsoft\windows\inetcache\content.outlook\5dp1f9ic\
c:\users\Thomas\appdata\roaming\microsoft\windows\start menu\programs\gmdxv9\
c:\documents and settings\Thomas\appdata\local\temp\acrord32_sbx\
c:\users\Thomas\appdata\local\temp\acrord32_sbx\
c:\users\Thomas\appdata\local\microsoft\windows\inetcache\content.outlook\5dp1f9ic\
c:\documents and settings\Thomas\appdata\local\microsoft\windows\inetcache\low\ie\
c:\documents and settings\Thomas\appdata\local\temp\hsperfdata_Thomas\
c:\users\Thomas\appdata\local\temp\hsperfdata_Thomas\
c:\users\Thomas\appdata\local\microsoft\windows\inetcache\low\ie\
c:\users\Thomas\appdata\local\temp\microthemepackdir\
c:\documents and settings\Thomas\appdata\local\temp\microthemepackdir\
c:\users\Thomas\appdata\local\temp\opera autoupdate\crash reports\reports\
c:\documents and settings\Thomas\appdata\local\temp\opera autoupdate\crash reports\reports\
c:\users\Thomas\appdata\local\temp\vbe\
File-System2.png
Results of System Cleaner
jv16 PowerTools
* TEMP FILES *
** C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49843175655130108\Storage\Users\46988701337878879\ **
C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49843175655130108\Storage\Users\46988701337878879\storage.db
** C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49843175666758395\Storage\Users\46988701337878879\ **
C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49843175666758395\Storage\Users\46988701337878879\storage.db
** C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49903592566353521\Storage\Users\46988701337878879\ **
C:\Users\Thomas\AppData\Local\GOG.com\Galaxy\Applications\49903592566353521\Storage\Users\46988701337878879\storage.db
** C:\Users\Thomas\AppData\Local\Microsoft\Edge\User Data\Default\databases\ **
C:\Users\Thomas\AppData\Local\Microsoft\Edge\User Data\Default\databases\Databases.db
** C:\Users\Thomas\AppData\Local\Microsoft\Edge\User Data\Default\ **
C:\Users\Thomas\AppData\Local\Microsoft\Edge\User Data\Default\heavy_ad_intervention_opt_out.db
C:\Users\Thomas\AppData\Local\Microsoft\Edge\User Data\Default\previews_opt_out.db
** C:\Users\Thomas\AppData\Roaming\Jutoh 2\ **
C:\Users\Thomas\AppData\Roaming\Jutoh 2\autoreplace.db
C:\Users\Thomas\AppData\Roaming\Jutoh 2\Desktop.db
** C:\Users\Thomas\AppData\Roaming\Mozilla\Firefox\Profiles\7j64z4le.default-release\ **
C:\Users\Thomas\AppData\Roaming\Mozilla\Firefox\Profiles\7j64z4le.default-release\cert9.db
** C:\Users\Thomas\AppData\Roaming\Opera Software\Opera Stable\databases\ **
C:\Users\Thomas\AppData\Roaming\Opera Software\Opera Stable\databases\Databases.db
** C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\ **
C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\cert8.db
C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\cert9.db
C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\key3.db
C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\key4.db
C:\Users\Thomas\AppData\Roaming\Thunderbird\Profiles\4l00q6fh.default\secmod.db