Microsoft Windows Phone – “0x89731812”

0x89731812

The above error message appears when you try to deploy a Windows Phone Project to a physical Windows Phone device.

Cause:
Connection to device failed.

Solution:
Disconnect and Reconnect the USB Cable, verify that Zune running and unlock the screen.

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HOW TO test Socket connections

To test Socket connections I suggest you the following freeware tool:


Hercules SETUP utility to test Socket connections
Hercules SETUP utility

Functions: TCP/IP Client Server terminal, UDP/IP terminal and Serial Port terminal.

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Installing Cygwin – “unable to get setup.ini”

Hi,
if in your network you have a proxy or firewal restriction, in
Select Your Internet Connection
use one of following options:
Use Internet Explorer Proxy Setting
or
“Use HTTP/ FTP Proxy” and select HTTP mirror If you’re not sure that you can use FTP.

Solution of ddddd (from comments):
Right-click on setup.exe and choose “Run as Administrator”

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