[2025-12-14T21:05:18] ERROR in SignalIO.get
  Machine Name: ip-172-31-25-196.us-west-2.compute.internal
  Filename: /mnt/signal/simulation/EGProd1/trading_portfolio_positions_posttrade_20251215.plz4
  Exception: FileNotFoundError: FileNotFoundError(2, 'No such file or directory')
  Raised in: /home/prod/gqr/model/model/signal/engine/SignalIO.py:149
  Called from: /home/prod/gqr/model/model/utils/reports//shortfall_report.py:65 in get_shortfall()
  Traceback:
Traceback (most recent call last):
  File "/home/prod/gqr/model/model/signal/engine/SignalIO.py", line 149, in get
    with lz4.frame.open(filename, "rb") as fp:
  File "/home/prod/miniconda3/envs/env1/lib/python3.9/site-packages/lz4/frame/__init__.py", line 878, in open
    binary_file = LZ4FrameFile(
  File "/home/prod/miniconda3/envs/env1/lib/python3.9/site-packages/lz4/frame/__init__.py", line 530, in __init__
    self._fp = builtins.open(filename, mode)
FileNotFoundError: [Errno 2] No such file or directory: '/mnt/signal/simulation/EGProd1/trading_portfolio_positions_posttrade_20251215.plz4'
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