CCLeaner & 100% CPU Usage

astarrb

New member
Hi All,

I've found lots of great info on here browsing through other threads on numerous things, and I've got a quasi-original question.

I downloaded and installed CCLeaner and ran both the cleaner/registry cleaners. Now all of a sudden windows explorer keeps resetting itself, not responding, icons refreshing, and overall running like crap. Whenever I right click on anything in windows explorer it freezes up, stops responding, and I have to close it out.

Any ideas what CCleaner has done to screw up my computer?

p.s. for reference I'm running Windows 7, 4gb RAM, Intel Core2 Duo CPT T7300 @ 2Ghz and it was running great prior to CCleaner
 

My Computer

Computer Manufacturer/Model Number
Dell
OS
Windows 7 Ultimate x64
Memory
4gb
Graphics Card(s)
NVidea GForce 8600mgt
Do you still have system restore enabled on your computer? You could try a restore point prior to running CCleaner.

I know lots of guys swear by this app, but I don't usually recommend running tools like this (even the almighty Ccleaner from Piriform), especially the registry cleaner portion. The only time I run this is when I have exhausted my other outlets and a reformat/reinstall has become acceptable to me.
 

My Computer

Computer Manufacturer/Model Number
Self-Built in July 2009
OS
Windows 7 Ultimate x64
CPU
Intel Q9550 2.83Ghz OC'd to 3.40Ghz
Motherboard
Gigabyte GA-EP45-UD3R rev. 1.1, F12 BIOS
Memory
8GB G.Skill PI DDR2-800, 4-4-4-12 timings
Graphics Card(s)
EVGA 1280MB Nvidia GeForce GTX570
Sound Card
Realtek ALC899A 8 channel onboard audio
Monitor(s) Displays
23" Acer x233H
Screen Resolution
1920x1080
Hard Drives
Intel X25-M 80GB Gen 2 SSD
Western Digital 1TB Caviar Black, 32MB cache. WD1001FALS
PSU
Corsair 620HX modular
Case
Antec P182
Cooling
stock
Keyboard
ABS M1 Mechanical
Mouse
Logitech G9 Laser Mouse
Internet Speed
15/2 cable modem
Other Info
Windows and Linux enthusiast. Logitech G35 Headset.
1. Did you create a backup before you ran CCleaner? If so, just restore the backup.

2. If you didn't create a backup use System Restore to a point before you used CCleaner.

3. If it was me, I'd unload CCleaner and forget about third-party registry "cleaners" as Windows 7 seems to do a pretty good job on its own.

As you said yourself, your computer was running great before you used CCleaner............if it ain't broke...........? ;)
 

My Computer

Computer Manufacturer/Model Number
HP Pavilion Elite 495UK
OS
Windows 7 Ultimate SP1 64-Bit
CPU
Intel Core i7 870 @ 2.93GHz
Motherboard
MSI 2A9C (CPU1)
Memory
8Gb Dual-Channel DDR3 @ 664MHz
Graphics Card(s)
nVidia GeForce GTX 460 1024MB dedicated RAM
Sound Card
Realtek HD Audio
Monitor(s) Displays
HP2310i
Screen Resolution
1920 x 1080
Hard Drives
1x1954GB Hitachi HDS22020ALA 330 (RAID), 1x1954GB Hitachi External for backup and storage
PSU
460W
Case
HP Elite
Cooling
Air cooled
Keyboard
Logitech K750 solar-powered keyboard
Mouse
Logitech Wireless M180 mouse
Internet Speed
2Mb
Other Info
Pure Avanti Flow Internet Radio with iPod Dock, 64Gb iPod, HP USB Speakers, Sony MDR-V500 Headphones, Sony Vaio F-Series Laptop
Are you absolutely sure it was CCleaner? Countless people on these boards have been using it for years without issue. The issues you describe don't sound like what I'd expect if registry entries were missing. You could also try running sfc /SCANNOW from an elevated command prompt.

Without turning this into another debate, Windows doesn't clean the registry on it's own, so it can't be compared to CCleaner. Let's also skip the debate on cleaning the registry, as it's been well demonstrated and documented on here when that is useful, and sometimes the best/only solution to a problem.
 

My Computer

OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7-2600
Motherboard
Gigabyte GA-P67A-UD3P-B3
Memory
12 GB Patriot Extreme DDR3-1333
Graphics Card(s)
Nvidia GTX 470
Monitor(s) Displays
Dell UltraSharp 2209WA
Hard Drives
OCZ Agility3 240 GB, WD5001AALS, WD7501AALS
PSU
OCZ ModStream 700W
Case
CoolerMaster HAF 912 Advanced
Cooling
CoolerMaster Hyper 212 Plus
Are you absolutely sure it was CCleaner? Countless people on these boards have been using it for years without issue. The issues you describe don't sound like what I'd expect if registry entries were missing. You could also try running sfc /SCANNOW from an elevated command prompt.

Without turning this into another debate, Windows doesn't clean the registry on it's own, so it can't be compared to CCleaner. Let's also skip the debate on cleaning the registry, as it's been well demonstrated and documented on here when that is useful, and sometimes the best/only solution to a problem.

Point taken as starting an argument about CCleaner was the last thing on my mind.

My choice of words was perhaps a bit unfortunate, but I was trying to make the point that if things are running fine it's best to let them run without interference.

I perhaps should have mentioned that I had a bad experience with CCleaner last year on my Vista rig and I haven't used it since.

But, as you quite rightly point out, many people are happy to use it.
 

My Computer

Computer Manufacturer/Model Number
HP Pavilion Elite 495UK
OS
Windows 7 Ultimate SP1 64-Bit
CPU
Intel Core i7 870 @ 2.93GHz
Motherboard
MSI 2A9C (CPU1)
Memory
8Gb Dual-Channel DDR3 @ 664MHz
Graphics Card(s)
nVidia GeForce GTX 460 1024MB dedicated RAM
Sound Card
Realtek HD Audio
Monitor(s) Displays
HP2310i
Screen Resolution
1920 x 1080
Hard Drives
1x1954GB Hitachi HDS22020ALA 330 (RAID), 1x1954GB Hitachi External for backup and storage
PSU
460W
Case
HP Elite
Cooling
Air cooled
Keyboard
Logitech K750 solar-powered keyboard
Mouse
Logitech Wireless M180 mouse
Internet Speed
2Mb
Other Info
Pure Avanti Flow Internet Radio with iPod Dock, 64Gb iPod, HP USB Speakers, Sony MDR-V500 Headphones, Sony Vaio F-Series Laptop
As Deacon suggests, running SFC /scannow from a command prompt is not a bad idea.

Some people have problems, some people don't. I have seen too many random, seemingly arbitrary problems go away with the removal of CCleaner and other registry/cleaners of the like to assume coincidence. It's the last thing I will suggest with windows 7, and one of the first I will suggest to get rid of.
 

My Computer

Computer Manufacturer/Model Number
Pugh Technologies
OS
W7 Professional x64
CPU
AMD Athlon II X3 445 Rana 3.10 GHz
Motherboard
MSI 870A-G54
Memory
PNY XLR DDR3 1600 4x2GB
Graphics Card(s)
NVIDIA GeForce GTS 450 (fermi) 1GB GDDR5
Sound Card
Realtek ALC892 onboard
Monitor(s) Displays
ASUS VE205t, Viewsonic VX2035WM
Screen Resolution
1600x900, 1600x1050
Hard Drives
977GB Hitachi Hitachi HDS721010CLA332
244GB Western Digital WDC WD2500AAJS-65B4A0
488GB Western Digital WDC WD5000AAJS-00A8B0
488GB Western Digital WDC WD5000AAKS-00UU3A0
PSU
Antec EarthWatts EA650 650W
Case
ThermalTake Armor A90 Mid Tower
Cooling
3x 120mm in, 1x 120mm & 200mm out, self built hydro-cooler
Keyboard
Logitec 55
Mouse
Razer Deathadder
Internet Speed
20 Mbps D/L, 9 Mbps U/L
Point taken as starting an argument about CCleaner was the last thing on my mind.
Excellent. I still have flashbacks and scars from the last one, until I was able to give examples of when it helped me out.

I'm still not convinced that is the issue here. Usually, if something in the registry is deleted (that was needed), you'd have problems opening files of a certain type (or programs in general)...or you'd have random error messages popping up.
 

My Computer

OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7-2600
Motherboard
Gigabyte GA-P67A-UD3P-B3
Memory
12 GB Patriot Extreme DDR3-1333
Graphics Card(s)
Nvidia GTX 470
Monitor(s) Displays
Dell UltraSharp 2209WA
Hard Drives
OCZ Agility3 240 GB, WD5001AALS, WD7501AALS
PSU
OCZ ModStream 700W
Case
CoolerMaster HAF 912 Advanced
Cooling
CoolerMaster Hyper 212 Plus
The real issues arise when the knowledgeable convince the less-so that these apps are ok to use and they end up like this; for people that really know, they can be used safely but they should not be recommended to casual users, even CCleaner can ruin a system.



@astarrb, it may take running the sfc /scan several times to completely repair the system files.
 

My Computer

Computer Manufacturer/Model Number
* BFK Customs *
OS
W 7 64-bit Ultimate
CPU
Intel Q9550 Yorkfield
Motherboard
ASUS P5Q Pro
Memory
8GB Dominator 8500C5D
Graphics Card(s)
ATI : XFX 5870
Sound Card
Realtek HD Audio 7-1
Monitor(s) Displays
1x 47" LCD HDMI & 3x 26" LCD HDMI
Screen Resolution
1920x1080P & 1920x1200
Hard Drives
1x 80GB Intel X25-M G2 SSD : 1x 500GB & 1x 640GB WD Caviar Black(s)
PSU
Corsair 620HX
Case
Cooler Master RC-690
Cooling
Tuniq Tower 120, 2x 140mm and 3x 120mm case fans
Keyboard
Microsoft 500
Mouse
Razer Diamondback 3G
Internet Speed
14 Mb/s
Other Info
1x Koutech 3Gb/s SATA HDD Hot Swap Rack
Thanks for all the replies everyone. I'll run sfc/SCANNOW and see what happens. Is there a way to save multiple restore points? It seems like I can only access the latest one (right before CCleaner) but if it makes another one I won't have access to the one prior to CCLeaner.

Thanks!
 

My Computer

Computer Manufacturer/Model Number
Dell
OS
Windows 7 Ultimate x64
Memory
4gb
Graphics Card(s)
NVidea GForce 8600mgt
I was constantly getting BSOD until someone on this board told me to try a registry cleaner. Its been a year now with no more BSOD. Always create restore points though.
 

My Computer

OS
x64

My Computer

Computer Manufacturer/Model Number
* BFK Customs *
OS
W 7 64-bit Ultimate
CPU
Intel Q9550 Yorkfield
Motherboard
ASUS P5Q Pro
Memory
8GB Dominator 8500C5D
Graphics Card(s)
ATI : XFX 5870
Sound Card
Realtek HD Audio 7-1
Monitor(s) Displays
1x 47" LCD HDMI & 3x 26" LCD HDMI
Screen Resolution
1920x1080P & 1920x1200
Hard Drives
1x 80GB Intel X25-M G2 SSD : 1x 500GB & 1x 640GB WD Caviar Black(s)
PSU
Corsair 620HX
Case
Cooler Master RC-690
Cooling
Tuniq Tower 120, 2x 140mm and 3x 120mm case fans
Keyboard
Microsoft 500
Mouse
Razer Diamondback 3G
Internet Speed
14 Mb/s
Other Info
1x Koutech 3Gb/s SATA HDD Hot Swap Rack
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