(xcp_env)xcp@c198b80c72b4:~/.bitcoin/regtest$ counterparty-server start
[INFO] Running v1.1.0 of counterparty-server.
[INFO] Running v9.51.0 of counterparty-lib.
[INFO] Acquiring lock.
[INFO] Connecting to database.
[INFO] Connecting to backend.
[INFO] Starting API Server.
[INFO] Resuming parsing.
[ERROR] Unhandled Exception
Traceback (most recent call last):
  File "/home/xcp/xcp_env/bin/counterparty-server", line 9, in <module>
    load_entry_point('counterparty-cli==1.1.0', 'console_scripts', 'counterparty-server')()
  File "/home/xcp/git/counterparty-cli/counterpartycli/__init__.py", line 16, in server_main
    server.main()
  File "/home/xcp/git/counterparty-cli/counterpartycli/server.py", line 129, in main
    server.start_all(db)
  File "/home/xcp/git/counterpartyd/counterpartylib/server.py", line 365, in start_all
    blocks.follow(db)
  File "/home/xcp/git/counterpartyd/counterpartylib/lib/blocks.py", line 1017, in follow
    check.asset_conservation(db)
  File "/home/xcp/git/counterpartyd/counterpartylib/lib/check.py", line 108, in asset_conservation
    raise SanityError('{} {} issued \u2260 {} {} held'.format(util.value_out(db, asset_issued, asset), asset, util.value_out(db, asset_held, asset), asset))
  File "/home/xcp/git/counterpartyd/counterpartylib/lib/util.py", line 385, in value_out
    return value_output(quantity, asset, divisible)
  File "/home/xcp/git/counterpartyd/counterpartylib/lib/util.py", line 371, in value_output
    quantity = D(quantity) / D(config.UNIT)
TypeError: conversion from NoneType to Decimal is not supported
--- Logging error ---
Traceback (most recent call last):
  File "/usr/lib/python3.4/logging/__init__.py", line 966, in emit
    stream.write(msg)
UnicodeEncodeError: 'ascii' codec can't encode character '\u2260' in position 840: ordinal not in range(128)
Call stack:
  File "/home/xcp/git/counterpartyd/counterpartylib/server.py", line 143, in handle_exception
    logger.error("Unhandled Exception", exc_info=(exc_type, exc_value, exc_traceback))
Message: 'Unhandled Exception'
Arguments: ()