Under CCleaner's Registry Cleaner tab, every time I "Scan for Issues", this error is thrown:
AtlThrow: hr = 0x80070057
CCleaner v3.22.1800
MS Windows Vista Home Premium 32-bit SP2
Pentium Dual-Core CPU E6700 @ 3.20GHz
3.2GB RAM
AMD Radeon HD 6570
ID=-1
PR=3702
DA=
RK=HKCR\
RU=2
CK=-2147483648
SK=
VK=
VA=
CR=2
PF=0
EI=0
FL=0
IIT=0
FI=-1
SI=0
I don't know if it affects anything drastically. I was still able to fix a few registry entries. However, everytime I try to "Report" the error, CCleaner crashes.