Win7 page appears 502 Bad gateway what to do

the reason for the 502 Bad Gateway appears:

1, the general we open the page when the 502 bad Gateway, indicating that the server did not correspond, that is, our web server did not receive valid information caused.

Step one, close the agent

1, the first may be our browser using the agent, we open the desktop browser to find the right corner of the tool open, in the Drop-down menu to find the proxy server option.

2, then in the pop-up Proxy server option, choose not to use the proxy option in the front tick, and then restart the browser can be.

Step two, close unnecessary programs

1, this situation may be caused by some program interception, we right click on the computer below the taskbar blank area.

2, and then in the Drop-down menu to find the Task Manager, click into the Task Manager interface.

3, then find the application options in Task Manager, put some unnecessary programs to the end of the process, and then restart the browser to open the Web site on the line.

Step three, DNS modification

1, right click on the Computer Desktop Network icon Select Properties, and then open the network adapter in the property interface.

2, then find the network we use the right key properties, select the Internet Protocol, in the IP address settings bar to choose to manually set up DNS, enter some of the public can use DNS to open the browser again to try.