(prod:  25970 ) 2024-08-27 05:10:04 [INFO] 
(prod:  25970 ) 2024-08-27 05:10:04 [INFO] 1693 entries / maxDate = 2024-01-09
Traceback (most recent call last):
  File "/install/python/dataproc/ASX/TickerChanges.py", line 94, in <module>
    dframe = rconn.queryTickerChanges()
  File "/install/python/dataproc/ASX/TickerChanges.py", line 56, in queryTickerChanges
    dframe = pd.concat(dframe, ignore_index=True)
  File "/mnt/nfs/opt/anaconda3/lib/python3.7/site-packages/pandas/core/reshape/concat.py", line 295, in concat
    sort=sort,
  File "/mnt/nfs/opt/anaconda3/lib/python3.7/site-packages/pandas/core/reshape/concat.py", line 342, in __init__
    raise ValueError("No objects to concatenate")
ValueError: No objects to concatenate