This article provides information about the compatibility of LaCie RAID Manager (v1) and macOS Sierra.Issue
: After updating to macOS Sierra you may experience connectivity issues when launching LaCie RAID Manager (v1). The web browser won't be able to connect to the server, and a message appears informing that web browser can't open the page "localhost:8845" because it can't connect to the server "localhost"
. See an example below:Affected devices
LaCie 5big Thunderbolt 2
LaCie 8big Rack Thunderbolt 2Important!
If a pop-up blocker is installed, you may need to disable it in order to access the link below.
To resolve the issue, please uninstall
LaCie RAID Manager (v1) and then download and install LaCie RAID Manager v2
which is compatible with macOS Sierra. It's available to download here