Unable to update index for central http://repo1.maven.org/maven2/

Unable to update index for central http://repo1.maven.org/maven2/ is this sentence, after myeclipse is started, the console outputs this sentence:
Solution:
1. In myeclipse3.4 (my current version), window => preferences => myeclipse enterprise workbench => maven4myeclipse => Maven => disable download repository index updates on startup
2. Upstairs! I used myeclipse7.1, which was not found before! Then I finally found it!
First, you need window => preferences => myeclipse enterprise workbench => maven4myeclipse
Enable enable maven4myeclipse features in this file. To check the function, enable this plug-in first.
In this case, window => preferences => myeclipse enterprise workbench => maven4myeclipse => Maven
That's it! Select again!
In fact, there is an offline! Haha! I just picked this one! Haha