Maven cited plug-in report red
Problem description, above picture:
Solution: After
some exploration, it is found that there are no files in the corresponding package of the plug-in. There is only one such file
maven-assembly-plugin-3.3.0.pom.lastUpdated, which is a kind of failure The intermediate file of jar downloaded successfully, delete the file and click the re button (as shown in the figure below) to re-import the jar package, and then the problem is solved.