The installer has encountered an unexpected error installing this package. This may indicate a problem with this package. The error code is 2203

Posted on September 24, 2012 by Naveen

Error:
The installer has encountered an unexpected error installing this package. This may indicate a problem with this package. The error code is 2203
Error Message:

Solution 1:
Log on to your computer with the administrator rights.
Solution 2:
Permission problems for the %windir%\installer folder – If the Windows Installer service does not have sufficient permissions to read and write to this folder, the installation will fail.

• Click Start > Run > type %windir%\installer
• Right click any blank area installer folder and select Properties
• Under Security tab click Edit
• Add a new User by clicking add
• Search for Everyone
• Give everyone full permission by Check the full permission block
• Click Ok

Solution 3:
Disable real-time virus scanning during installation.
If you have a real-time virus scanner enabled, and it happens to be scanning the file in %windir%\installer at the same time as setup is trying to open the file and install from it, you will get this type of error.
Solution 4:

• Click Start > Run > Type Services.msc
• Stop windows Installer service
• Start Windows Installer service

Solution 5:

• Click Start > Run %temp%
• Right click any blank area in the temp folder and select Properties
• Under Security tab click Edit
• Add a new User by clicking add
• Search for Everyone
• Give everyone full permission by Check the full permission block
• Click Ok
• Run Installer Again.

Ref. http://relyonsoft.com/techsupport/?p=995