INFO:mylog:sysdir: D:\estar-proj\microproduct-L-SAR\backScattering
INFO:mylog:init algXML succeed
INFO:mylog:create new workspace success!
INFO:mylog:check_source success!
INFO:mylog:progress bar: 30%
INFO:mylog:progress bar: 40%
WARNING:mylog:LTMetaData.get_QualifyValue() error!
ERROR:mylog:run-time error!
Traceback (most recent call last):
  File "D:\estar-proj\microproduct-L-SAR\tool\algorithm\algtools\MetaDataHandler.py", line 85, in get_QualifyValue
    QualifyValue = OrthoMetaData.get_QualifyValue(meta_file_path, polarization)
  File "D:\estar-proj\microproduct-L-SAR\tool\algorithm\algtools\MetaDataHandler.py", line 47, in get_QualifyValue
    QualifyValue = float(root.find('processing').find('processingParameter').find('quantifyValue').find(polarization).text)
AttributeError: 'NoneType' object has no attribute 'find'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:/estar-proj/microproduct-L-SAR/backScattering/BackScatteringMain.py", line 471, in <module>
    if not ScatteringMain.process_handle(start):
  File "D:/estar-proj/microproduct-L-SAR/backScattering/BackScatteringMain.py", line 371, in process_handle
    alg.sar_backscattering_coef(in_tif_path, meta_file_path, out_tif_path)
  File "D:\estar-proj\microproduct-L-SAR\backScattering\BackScatteringAlg.py", line 93, in sar_backscattering_coef
    QualifyValue = MetaDataHandler.get_QualifyValue(meta_file_path, polarization)
  File "D:\estar-proj\microproduct-L-SAR\tool\algorithm\algtools\MetaDataHandler.py", line 88, in get_QualifyValue
    QualifyValue = GF3L1AMetaData.get_QualifyValue(meta_file_path, polarization)
  File "D:\estar-proj\microproduct-L-SAR\tool\algorithm\algtools\MetaDataHandler.py", line 27, in get_QualifyValue
    QualifyValue = float(root.find('imageinfo').find('QualifyValue').find(polarization).text)
AttributeError: 'NoneType' object has no attribute 'find'
INFO:mylog:running use time: 0:00:26.594524