22 Solving Problems
Error Messages CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
If the message is not listed, see the documentation for the operating system or the program that was running
when the message appeared.
VERIFY THAT THE MODEM IS COMMUNICATING WITH WINDOWS —
1
Click the
Start
button and click
Control Panel
.
2
Click
Printers and Other Hardware
.
3
Click
Phone and Modem Options
.
4
Click the
Modems
tab.
5
Click the COM port for your modem.
6
Click
Properties
, click the
Diagnostics
tab, and then click
Query Modem
to verify that the modem is
communicating with Windows.
If all commands receive responses, the modem is operating properly.
ENSURE THAT YOU ARE CONNECTED TO THE INTERNET —Ensure that you have subscribed to an
Internet provider. With the Outlook Express e-mail program open, click File. If Work Offline has a
checkmark next to it, click the checkmark to remove it and connect to the Internet. For help, contact
your Internet service provider.
SCAN THE COMPUTER FOR SPYWARE—If you are experiencing slow computer performance, you frequently
receive pop-up advertisements, or you are having problems connecting to the Internet, your computer
might be infected with spyware. Use an antivirus program that includes anti-spyware protection (your
program may require an upgrade) to scan the computer and remove spyware. For more information, go
to support.dell.com and search for the keyword spyware.
A FILENAME CANNOT CONTAIN ANY OF THE FOLLOWING CHARACTERS: \ /:*?“<>|—Do not
use these characters in filenames.
A REQUIRED .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:
1
Click the
Start
button, click
Control Panel
, and then click
Add or Remove Programs
.
2
Select the program you want to remove.
3
Click the
Change or Remove Program
icon.
4
See the program documentation for installation instructions.