Avg Anti Virus Problem On “invalid Ctf File” ?
i got this message on my computer linking to the AVG anti virus program i use. i look at other web site and they say to go to the update file and rename/remove the ctf file. but my problem is that i cant find the update file and there is no Application Data folder on my computer. i am using xp.
can someone help me please!!!!

Try To Uninstall Avg Then install again . Or Use This If you receive the “Invalid update control CTF file” message during AVG update, most probably the update control files are corrupted. In this case it is necessary to delete these files. During a next attempt to update AVG, new control files should be downloaded and update process should be completed without any difficulties. Please kindly follow these steps to delete mentioned control files:
* Download the utility from the link below to your hard drive
deleteupdatefiles.exe
* Run the downloaded utility (command line window will appear for a short time)
* Try to update the AVG program
If the issue persists, then please follow steps below:
* Double-click the My computer icon on your desktop (or open Start -> My Computer)
* Navigate to the following folder:
o Windows XP / 2000:
C:Documents and SettingsAll UsersApplication Dataavg8updatedownload *
o Windows Vista:
C:ProgramDataavg8updatedownload *
* Find the avginfoavi.ctf and avginfowin.ctf files and delete them
* Restart your computer
* Please note that some folders/files could be hidden. To view hidden files and folders please follow the steps below:
1. Open the folder options in Windows:
* Windows XP / 2000:
Open menu Start> Settings> Control Panel> Folder options
* Windows Vista:
Open menu Start> Control Panel> Appearance and Personalization> Folder options
2. Click on the View tab and enable the Show hidden files and folders option.