Error when opening Bleachbit on Win7 using portable version

I faced an error when trying to run the program for the 1st time.

Log says the following:

Traceback (most recent call last):
  File "bleachbit.py", line 43, in <module>
  File "bleachbit\GUI.pyo", line 40, in <module>
  File "bleachbit\Cleaner.pyo", line 40, in <module>
  File "bleachbit\Special.pyo", line 27, in <module>
  File "bleachbit\Options.pyo", line 297, in <module>
  File "bleachbit\Options.pyo", line 65, in __init__
  File "bleachbit\Options.pyo", line 194, in restore
  File "bleachbit\FileUtilities.pyo", line 394, in guess_overwrite_paths
  File "bleachbit\FileUtilities.pyo", line 443, in same_partition
  File "bleachbit\FileUtilities.pyo", line 324, in free_space
WindowsError: [Error 3] O sistema não pode encontrar o caminho especificado.
Traceback (most recent call last):
  File "bleachbit.py", line 43, in <module>
  File "bleachbit\GUI.pyo", line 40, in <module>
  File "bleachbit\Cleaner.pyo", line 40, in <module>
  File "bleachbit\Special.pyo", line 27, in <module>
  File "bleachbit\Options.pyo", line 297, in <module>
  File "bleachbit\Options.pyo", line 65, in __init__
  File "bleachbit\Options.pyo", line 194, in restore
  File "bleachbit\FileUtilities.pyo", line 394, in guess_overwrite_paths
  File "bleachbit\FileUtilities.pyo", line 443, in same_partition
  File "bleachbit\FileUtilities.pyo", line 324, in free_space
WindowsError: [Error 3] O sistema não pode encontrar o caminho especificado.
Traceback (most recent call last):
  File "bleachbit.py", line 43, in <module>
  File "bleachbit\GUI.pyo", line 40, in <module>
  File "bleachbit\Cleaner.pyo", line 40, in <module>
  File "bleachbit\Special.pyo", line 27, in <module>
  File "bleachbit\Options.pyo", line 297, in <module>
  File "bleachbit\Options.pyo", line 65, in __init__
  File "bleachbit\Options.pyo", line 194, in restore
  File "bleachbit\FileUtilities.pyo", line 394, in guess_overwrite_paths
  File "bleachbit\FileUtilities.pyo", line 443, in same_partition
  File "bleachbit\FileUtilities.pyo", line 324, in free_space
WindowsError: [Error 3] O sistema não pode encontrar o caminho especificado.