Weird error in logs...

[purpleidea]

Found in logs...

2016-05-20 13:53:57 [MongoProtocol,client] Traceback (most recent call last):
2016-05-20 13:53:57 [MongoProtocol,client]   File "/usr/lib64/python2.7/logging/**init**.py", line 876, in emit
2016-05-20 13:53:58 [MongoProtocol,client]     stream.write(fs % msg.encode("UTF-8"))
2016-05-20 13:53:58 [MongoProtocol,client] UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 96: ordinal not in range(128)
2016-05-20 13:53:58 [MongoProtocol,client] Logged from file filelogger.py, line 35

[RouxRC]

Do you have a bit more context? Did it happen just at some point or right at the beginning?
Did it break anything with the bot?
If it happens regularily, can you set the bot in DEBUG mode in the config and try and get more info around it from the logs?