NameError: name 'mps_xpd_doge' is not defined

[jdogresorg]

Occasionally I will see this error message thrown when parsing blocks.... would be nice to resolve this issue if possible.

dogeblock_1                    | INFO:blockfeed: Block: 4255320 of 4255355 [message height=480433]
dogeblock_1                    | INFO:blockfeed: Block: 4255330 of 4255355 [message height=480433]
dogeblock_1                    | INFO:blockfeed: Block: 4255340 of 4255355 [message height=480435]
dogeblock_1                    | INFO:blockfeed: Block: 4255350 of 4255355 [message height=480435]
dogeblock_1                    | WARNING:dogewallet: REMOVED 8 stale preferences objects
dogeblock_1                    | Traceback (most recent call last):
dogeblock_1                    |   File "/root/.pyenv/versions/3.6.2/lib/python3.6/site-packages/gevent/greenlet.py", line 534, in run
dogeblock_1                    |     result = self._run(*self.args, **self.kwargs)
dogeblock_1                    |   File "/dogeblock/dogeblock/lib/processor/__init__.py", line 28, in wrapped_f
dogeblock_1                    |     return func(*args, **kwargs)
dogeblock_1                    |   File "/dogeblock/dogeblock/lib/modules/dex/__init__.py", line 531, in task_compile_asset_market_info
dogeblock_1                    |     assets_trading.compile_asset_market_info()
dogeblock_1                    |   File "/dogeblock/dogeblock/lib/modules/dex/assets_trading.py", line 558, in compile_asset_market_info
dogeblock_1                    |     mps_xdp_doge, xdp_doge_price, doge_xdp_price = get_price_primitives()
dogeblock_1                    |   File "/dogeblock/dogeblock/lib/modules/dex/assets_trading.py", line 94, in get_price_primitives
dogeblock_1                    |     return mps_xpd_doge, xdp_doge_price, doge_xdp_price
dogeblock_1                    | NameError: name 'mps_xpd_doge' is not defined
dogeblock_1                    | <Greenlet at 0x7f92f5860210: wrapped_f> failed with NameError