You may receive error message 21
when runtime error, grub loading error ..., this page contains some
useful information to repair your
computer error code 21, if you
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- When you restart your computer
after you upgrade from Windows 2000 Professional to Windows XP
Professional, you may get the error below:
"Windows File Protection Error 21 with file
Additionally, the Microsoft Systems Management Server 2003
remote control drivers are no longer installed when Windows
- How to fix?
This issue may occur if you upgrade an SMS 2003 client computer
in the following situation:
> You install the SMS 2.0 Standard Client program on a
Windows 2000 Professional-based computer.
> You upgrade the SMS 2.0 client to the SMS 2003 Legacy
> You upgrade the SMS 2003 Legacy Client to the SMS Advanced
> You upgrade the computer to Windows XP Professional.
Try following methods to resolve this issue:
Method 1: Initiate a Repair Operation from the SMS Server
If your SMS server is configured for software distribution,
create a package to run the Ccmsetup.exe program on the client
computer. For additional information about how to upgrade to the
SMS Advanced Client, see the following topics in the SMS Online
> "Upgrading to the Advanced Client"
> "Installing SMS Client Software"
Method 2: Initiate a Repair Operation From the Client
If your SMS server is not configured for software distribution,
initiate a repair operation from the client computer. To do
this, run a command that is similar to the following on the
msiexec /I client.msi
/L*v c:\repair.log REINSTALLMODE=vmeus REINSTALL=ALL
For additional information
about how to use the Advanced Client installer, see the "Using
Advanced Client Installer" topic in the SMS Online Library.
Click here about the REINSTALLMODE property.
Click here to learn more about the REINSTALL property.
to learn more about the Windows Installer command-line
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