1, the first problem we eliminate is not the problem of anti-virus software, this can be attempted to shut down, there are some security-related software, such as traffic monitoring software, we have closed a try.
2, restart the computer
3, WINDOWS7/8 system may be the issue of permissions, quit the Thunderbolt, restart the selection-as an administrator to run the Thunderbolt try.
Action method:
(1) First off UAC: into the Control Panel in the system = "User account and home security =" User account, select "Change user Account Control Settings";
(2) Set to never notice, OK;
(3) The right key to access with administrator privileges;
4, my reasons are not above the reason I was XP system I checked after the discovery is not enough disk space, this clear some files can be downloaded normally.
5, there is another possibility is that everyone in the download martial, so while downloading the use of other multicast in the look of this may also lead to this problem, we just have to retire can be solved.