**BUG**
Concise problem statement:
Please see:
https://easyeda.com/forum/topic/Creating_symbol_problem-ljd7pHZhz
Steps to reproduce bug:
1. Follow steps described in:
https://easyeda.com/Doc/Tutorial/spiceSimulation.htm#2-From-a-subcircuit-in-schematic-form
to create a spice subckt called `mySymbol` and to create a spice symbol called mySymbol.
2. Draw the schematic as in the Tutorial
3. Run simulation
Results:
`Error: unknown subckt: xu1 v1_+ 0 xu1_3 xu1_4 mysymbol`
Expected results:
Simulation should run without errors.
Browser: Chrome and Firefox