Cause: you disabled the network-related service or dynamic link library registration failed.
Solution:
Method 1:
1. confirm that your Network Connections Service has started properly
2. register three components: Start-run-cmd press enter, regsvr32 netshell. dll press enter, regsvr32 netw.x. dll press enter, and regsvr32 netman. dll press Enter.
3. Restart the machine
Method 2:
Add or deleteProgram, Select "display Update"-Uninstall "Windows XP security update kb905414, and restart.
Method 3,
My computer -- Right-click -- manage -- service and application -- service:
Check service: network connections -- set the Startup Type to "automatic" and start
Check service: Plug and Play -- set its Startup type to "automatic" and start it
Check service: Remote Procedure Call -- set the start type to "automatic" and start
Check service: Simple TCP/IP Services -- set the Startup Type to "automatic" and start
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