paddleoc自动标注时报错

Using model from paddle
can only concatenate str (not "float") to str
Traceback (most recent call last):
File "D:\ANACONDA\envs\paddle_env\lib\site-packages\PPOCRLabel\libs\autoDialog.py", line 58, in run
strs += "Transcription: " + chars + " Probability: " + str(cond) + \
TypeError: can only concatenate str (not "float") to str