error message “LoadLibrary failed with error 87” after installing Windows 8.1 preview on the computer.
I suggest you try the following steps and check if it helps.
Method 1:
I suggest you to place the computer in clean boot and check for any software conflicts. You can perform the following troubleshooting steps and check if it helps.
You may follow the article mentioned to perform a clean boot.
Perform a Clean Boot
Follow the instructions (Step 1 for Windows 8) given in this link to perform a clean boot:
http://support.microsoft.com/kb/929135
Note: After performing the troubleshooting steps in clean boot, follow these steps to return the computer to Normal startup mode.
a) Press the ‘Windows + R’ key on the keyboard.b) In the ‘Run’ windows type ’MSCONFIG’ and click ‘Ok’.
c) On the General tab, click the Normal Startup option, and then click ok.
d) When you are prompted to restart the computer, click Restart.
Method 2:
Follow the steps provided below to update the drivers.
a) Drag the mouse to bottom left corner and right-click on the ‘Start icon’.
b) Select ‘Device manager’
c) In Device Manager, locate the device you want to update, and then double-click the device name.
d) Click the ‘Driver’ tab, and then click ‘Update Driver’ and follow the instructions.
Hope this resolves the issue. If issue persists, you can write back to us and we will be glad to assist you