ESET Knowledgebase

MESSAGE: Error 2878
SOLUTION: Visit our Knowledgebase article for this error

MESSAGE: ESET Smart Security/ESET NOD32 Antivirus installation ended prematurely
SOLUTION: Visit our Knowledgebase article for this error
 

MESSAGE:SC Error Code 11
SOLUTION: If you are installing ESET Remote Administrator on a server, make sure that you are logged into the administrator account while performing the installation.

MESSAGE: Uninstallation of the previous version failed. Please uninstall it manually and run the installer again. 
SOLUTION: Visit our Knowledgebase article to uninstall and reinstall your ESET product
 

MESSAGE: This product version is not intended for server operating systems.
SOLUTION: Follow the links below to learn about system requirements for ESET non-server products in more detail.

• System Requirements for ESET Smart Security / ESET NOD32 Antivirus (Home Users)
  
  
• System Requirements for ESET Smart Security / ESET NOD32 Antivirus (Business Users)

MESSAGE: Enter a valid Password to continue uninstallation.
SOLUTION: Your ESET product installation is protected by a password. Press F5 to access the Advanced setup tree, expand Access setup User interface Password protect settings and enter a valid Password to continue uninstallation.

• If you do not know your user-defined password, use the ESET Unlock Utility to remove it and restore access to the configuration settings.

MESSAGE: This product version is not compatible with the installed version. It is therefore not possible to run the reinstallation. Please uninstall current product version and restart the installation.
SOLUTION: Make sure that you are installing a newer version of the same ESET product you had previously installed. Refer to the following ESET knowledgebase articles for more information:

• Which ESET security product do I have and is it the latest version?
  
  
• How do I uninstall or reinstall ESET Smart Security/ESET NOD32 Antivirus?