**BUG**
Concise problem statement:
When transferring from the circuit in the printed circuit board of an error is not true prefixes. Also the presence of duplicates, although the same ID is no scheme.
Steps to reproduce bug:
1.I create a simple scheme
2.Converted into a printed circuit board
3.It returns the error
Results:
![enter image description here][1]
![enter image description here][2]
![enter image description here][3]
Expected results:
Browser:
[1]: /editor/20160918/57deafd378d5c.jpg
[2]: /editor/20160918/57deaff522b83.jpg
[3]: /editor/20160918/57deafff1844f.jpg