Eclipse's official website to download the Eclipse IDE for Enterprise Java Developers (J2EE) 202012, Win10x64, does not display the project file, but can see project directory structure, and a small amount of files, can be a new project, can also be selected and right attribute, is invisible after the new project folder icon and name, from the Spring's official website to download the SpringToolSuite4 cannot display engineering documents,
Solutions have been tried:
1) restart the IDE for many times, switch working range, invalid,
2) Oracle JDK 8 and JDK15 tried, is the same problem,
Download Eclipse for J2EE:
Website link: https://www.eclipse.org/downloads/packages/
Eclipse for J2EE errors screenshots:
1) the Project Explorer does not display the Project file
2) the Navigator (Deprecated) prompt "Failed to create the part 's controls,"
STS4 error screenshot:
Instead of J2EE version showed normal, such as the Eclipse Java Neon, Eclipse C/C + + 202012,