I found a randomly generate bug:
![EasyEDA - A Simple and Powerful Electronic Circuit Design Tool.jpg](//image.easyeda.com/pullimage/Pqh0BSe3IWHVKFMbg9qMr3AqAbocNbQRitFSxPpF.jpeg)
Sometime the "Libraries's windows" at the results windows is empty out when close and open again until you right click>refresh list.
Chrome
67.0.3396.99
Windows
81
EasyEDA
5.6.15