**BUG**
Concise problem statement:
A project has three schematics and one PCB. When attempting to save one of the schematics, a popup declares "Network Error". The other two schematics and the PCB will save without issue when edited.
Link to project:
https://easyeda.com/tvoght/New_Project-8a046be709e9499084285c29fedf666b
Steps to reproduce bug:
1. Try to save schematic central_control in above link, whether modified or not.
2.
3.
Results:
Network Error popup
Expected results:
Successful save
Browser:
Google Chrome 58.0.3029.81 (64-bit) Linux