Orders can't be created (dev, showcase)

[anna-otrokhova]

Here is the POST request: http://prntscr.com/hitt2o
Here is response to POST http://prntscr.com/hittdg
Here is Error in ripple-demo-out-1.log :
http://prntscr.com/hittxh
Could you help us, please?

Related issue: QEWD-Courier/Ripple-Qewd#65
PulseTile/PulseTile-React-Core#75