This document describes the Java recommended settings to avoid problems that may occur with the different java versions.
Open the java settings
![](/file.php/6PYBBAZQDPN520876CD73/media_1404309453136.png)
The Java settings are accessible from the Control Panel
Security settings
![](/file.php/6CZRASAAQWD52093467ED/media_1404309771051.png)
Add the URL of the server in the Exception site list.
Example in the screen shot :
server address : 192.168.1.1
Port : 11155 (default port for Hivision 5.1)
General settings
![](/file.php/6GYACGDSPXP5210A10BA3/media_1404309873811.png)
From the "General " tab, select "Settings"
Delete Files ...
Unselect "Keep temporary files on my computer"