Issue: Mathcad Prime fails to launch after the recent Windows / .NET updates on Windows 7 x64bit Mathcad Prime does not launch after the initial splash on Windows OS Mathcad Prime isn't starting after update from KB4055002 for Microsoft .NET Cause:Bug with Windows security update KB4055002 for Microsoft.Net Framework 4.7.1 Resolution: Microsoft acknowledged the bug with Windows Update KB4055002 and released an update to fix this issue. Users can download and install the fix from the Microsoft catalog here

15-Moonstone

Question

Mathcad Prime does not launch after the initial splash on Windows OS

Issue:

Mathcad Prime fails to launch after the recent Windows / .NET updates on Windows 7 x64bit
Mathcad Prime does not launch after the initial splash on Windows OS
Mathcad Prime isn't starting after update from KB4055002 for Microsoft .NET

Cause:
Bug with Windows security update KB4055002 for Microsoft.Net Framework 4.7.1

Resolution:

Microsoft acknowledged the bug with Windows Update KB4055002 and released an update to fix this issue.
Users can download and install the fix from the Microsoft catalog here

1-Visitor

Is there a fix for "Mathcad Prime does not launch after the initial splash on Windows OS" for Windows 10?

24-Ruby III

Hi,

Check out the solutions in the following articles:

"Error "An Unhandled exception occurred on the dispatcher thread. See C:\ProgramData\PTC\MathcadPrime\Logs\MathcadPrime_Exception_###.log" and Mathcad Prime fails to launch": https://www.ptc.com/en/support/article/cs34389
"Mathcad Prime installer fails with status "Unsuccessful"": https://www.ptc.com/en/support/article/cs200121

24-Ruby III