★Why does the blue screen appear when using plot function in ZWCAD

Issue:

The blue screen issue occurs when using the Plot function in ZWCAD. How to solve it?

Causes:

Microsoft has released updates for supported Windows 10 versions on March 2021 Patch Day, and as part of this update, Microsoft has released KB5000802 and KB5000808 cumulative updates.

This update has caused a blue screen failure when printing on some devices. When printing with a device and encountering a blue screen issue, the Windows 10 system will crash and display the APC_INDEX_MISMATCH for win32kfull.sys message.

Printer brands known to be affected include Kyocera, Ricoh, and Dymo.

Solution:

Windows 10 users could consider uninstalling the KB5000802 or KB5000808 updates to get printing working properly again.

Uninstall cumulative updates and pause updates for at least 7 days, or until the problem is fixed by Microsoft.

Open Control Panel → Programs and Features → Installed updates, select the update and click Uninstall.

If the uninstallation through the control panel fails, you can also use the Command prompt to uninstall.

Press Win+R and input CMD to open the Windows Command prompt.

For Windows 10 20H1/20H2 feature updates please use the following command.

wusa /uninstall /kb:5000802

For Version 1903/1909, use the following command.

wusa /uninstall /kb:5000808