Fixed frame_processor.py error message formatting
Fixed frame_processor.py error message formatting

percival-detector/odin-data,odin-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,odin-detector/odin-data