Traceback (most recent call last):
  File "/usr/local/lib/armory/ui/TxFrames.py", line 927, in createTxAndBroadcast
    self.createUnsignedTxCallback(ustx)
  File "/usr/local/lib/armory/qtdialogs.py", line 4607, in createUnsignedTxAndDisplay
    dlg = DlgOfflineTxCreated(self.frame.wlt, ustx, self.parent, self.main)
  File "/usr/local/lib/armory/qtdialogs.py", line 4651, in __init__
    reviewOfflineTxFrame.setUSTX(ustx)
  File "/usr/local/lib/armory/ui/TxFrames.py", line 1686, in setUSTX
    self.txtUSTX.setText(ustx.serializeAscii())
  File "/usr/local/lib/armory/armoryengine/AsciiSerialize.py", line 67, in serializeAscii
    return makeAsciiBlock(self.serialize(), headStr)
  File "/usr/local/lib/armory/armoryengine/Transaction.py", line 2510, in serialize
    bp.put(VAR_STR, ustxi.serialize())
  File "/usr/local/lib/armory/armoryengine/Transaction.py", line 1698, in serialize
    bp.put(VAR_STR,      self.p2shMap[BASE_SCRIPT])
KeyError: 'base_script'