Click on the “ Firewall & Network Protection” option.Select the “ Windows Security” option from the left pane.Inside the settings, click on the “ Updates & Security” option.Click on the Start Menu and select the “ Settings” icon.Therefore, in this step, we are going to be granting the application an exclusion in the Windows Firewall. This can prevent the client from updating, therefore, resulting in this error. Sometimes, the Windows firewall might block certain elements of the application from making contact with the servers. Try to run the application and check to see if the problem persists.Click on the “ Compatibility” tab and check the “ Run as Administrator” box.Right-Click on the applications executable.Therefore, in this step, we are going to be giving the application administrative privileges. When the Launcher tries to make contact with the servers and write on the hard drive insufficient permissions prevent it from doing so. In some cases, this error can occur due to the application having insufficient permissions. Solution 1: Granting Administrative Privileges. It is important that you implement these solutions in the specific order that they are provided in. Now that you have a basic understanding of the nature of the problem we will be moving on towards the solutions. The update is however available on the Git Hub site. Therefore, a new version of the application was released to fix this bug however, the Nexus Mods website did not update their database to the newer version of the application.

Outdated Application: In some cases, this error was also reported to occur on the newer versions of the application.Therefore, the older versions of the application can no longer connect. Nexus Mods also updated to the HTTPs protocol. The HTTPs protocol is necessary due to the recent Laws passed in Europe due to which all websites have to use the HTTPs protocol.

However, in the newer versions, the HTTPs protocol is used.

Protocol Error: In the previous versions of the application the HTTP protocol was being used.

Firewall: Sometimes, the Windows firewall might block certain elements of the application from making contact with the servers.

Administrative Privileges: In some cases, this error can occur due to the application having insufficient permissions.

Cannot update nexus mod manager