Changing CMakeLists.txt requires Eclipse to be rebooted (IEP-1401)

[leenowell]

Describe the bug
If you change the CMakeLists.txt file then a "problem occurs" box appears and you can't build the project until you restart Eclipse

To Reproduce
Steps to reproduce the behavior:

1. Edit the CMakeLists.txt file of a project
2. Build the project
   Expected behavior
   A clear and concise description of what you expected to happen.
   Should be able to build the project without the error
   Screenshots
   If applicable, add screenshots to help explain your problem.
   

Espressif-IDE Product Information:
Espressif > Product Information (Copy content from the console and attach as a file)
Building in: /media/Documents/Lee/Dev/NewESP32Workspace/HomeIoT/build
Configuring in: /media/Documents/Lee/Dev/NewESP32Workspace/HomeIoT/build

Eclipse Error log:
Window > Show View > Other > Search for "Error Log" (Attach as a file)

Please attach the error log as described here https://github.com/espressif/idf-eclipse-plugin#error-log
CmakelistsBug.log