As shown in the figure
This makes obsessive-compulsive disorder unbearable.
This should have been the case before.
The modules required by express are in the express private module.
How can help turn back to the original
(node was upgraded once and now it is 6.2.0. It used to be 0.4.1 npm and now it is version 3.8.9)
New versions of npm have all changed to this way, thus solving the problem caused by too long path.
Only the old version of npm can be used to get the original form.