C H E C K T H E M I C R O S O F T ® M AIL SECURITY SETTINGS — If you cannot open your
1 In Microsoft Mail, click Tools→ Options→ Security.
2 Click Do not allow attachments to be saved or opened that could potentially be a virus or Block images and other external content in HTML
E NSURE THAT YOU ARE CONNECTED TO THE I NTERNET — Ensure that you have subscribed to an Internet provider. With the Microsoft Mail
Error Messages
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
If the error message is not listed, see the documentation for the operating system or the program that was running when the message appeared.
A FILENAME CANNOT CONTAIN ANY OF THE FOLLOWING CHARACTERS : \ / : * ? “ <
> — Do not use these characters in filenames.
AREQUIRED . DLL FILE WAS NOT FOUND — The program that you are trying to open is missing an essential file. To remove and then reinstall the program:
Windows Vista:
1 Click Start 
→ Control Panel→ Programs→ Programs and Features.
2 Select the program you want to remove.
3Click Uninstall.
4See the program documentation for installation instructions.
drive letter :\ I S N O T A C C E S S I B L E . TH E D E V I C E I S N O T R E A D Y — The drive cannot read the disk. Insert a disk into the drive and try again.
I N S E R T B O O T A B L E M E D I A — Insert a bootable floppy disk, CD, or DVD.
N O N - S YS T E M D I S K E R R O R — Remove the floppy disk from the floppy drive and restart your computer.
N O T E N O U G H M E M O R Y O R R E S O U R C E S . C L O S E S O M E P R O G R A M S A N D T R Y
A G A I N — Close all windows and open the program that you want to use. In some cases, you may have to restart your computer to restore computer resources. If so, run the program that you want to use first.
O P E R A T I N G S YS T E M N O T F O U N D — Contact Dell (see "Contacting Dell" on page 95).
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Troubleshooting
