Hi,
Yes, it is the case that newer pandda version may not be compatible with old
pandda analyses. You’ll have to downgrade to the version you used originally.
Thanks,
Nick
> On 20 Jun 2018, at 12:17, Chris Richardson <chris.richard...@icr.ac.uk> wrote:
>
> One of our group has been using the newly updated PanDDA (0.2.12 in ccp4
> 7.0.058) to look at some data previously processed with PanDDA. It dies with
> an error on unpickling a pickle file (see errors below).
>
> My guess is that changes have left it unable to read some pickle files from
> previous versions. I’ve tried running pandda.analyse on the tutorial data
> and it completes without errors.
>
> Can anyone shed some light on this?
>
> TIA,
>
> Chris
>
> ---%<---
>
> PanDDA is running on Ubuntu 16.0.4 LTS with CCP4 7.0.058. The command was:
>
> pandda.analyse data_dirs="/work/<redacted>/foop/"
> out_dir="/<redacted>/pandda/pandda_analyse" min_build_datasets=30
> max_new_datasets=500 grid_spacing=0.5 cpus=8 events.order_by=cluster_size
> pdb_style='pandda_in_*.pdb' mtz_style='pandda_in_*_map_coeffs.mtz'
> recalculate_statistical_maps=no existing_datasets=reprocess
> reference.pdb="/work/<redacted>/pandda/pandda_analyse/reference/reference.pdb"
>
> reference.mtz="/work/<redacted>/pandda/pandda_analyse/reference/reference.mtz"
>
> The error is:
>
> <…>
> Checking for existing analyses
> ------------------------------------->>>
> Looking for pickled files from previous runs in: pickled_data
> -> Loading reference grid
> Unpickling File: pickled_data/grid.pickle
> -> Loading reference dataset
> Unpickling File: pickled_data/reference_dataset.pickle
> Runtime: 00 hours:00 minutes:00 seconds
>
> ############################################## <~~~>
> ###############################################
> ### PanDDA exited with an error
> ###
> ############################################## <~~~>
> ###############################################
>
> ------------------------------------->>>
>
> Traceback (most recent call last):
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/python2.7/site-packages/panddas-0.2.12-py2.7.egg/pandda/analyse/__init__.py",
> line 1081, in run
> pandda_analyse_main(pandda=pandda)
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/python2.7/site-packages/panddas-0.2.12-py2.7.egg/pandda/analyse/__init__.py",
> line 1020, in pandda_analyse_main
> pandda.run_analysis_init()
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/python2.7/site-packages/panddas-0.2.12-py2.7.egg/pandda/analyse/classes.py",
> line 771, in run_analysis_init
> self.load_pickled_objects()
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/python2.7/site-packages/panddas-0.2.12-py2.7.egg/pandda/analyse/classes.py",
> line 821, in load_pickled_objects
>
> self.datasets.set_reference(dataset=self.unpickle(self.pickle_handler.get_file('reference_dataset')))
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/python2.7/site-packages/panddas-0.2.12-py2.7.egg/giant/manager.py",
> line 82, in unpickle
> return easy_pickle.load(pickle_file)
> File
> "/common/app/ccp4/7.0.0/ccp4-7.0/lib/py2/site-packages/cctbx_project/libtbx/easy_pickle.py",
> line 80, in load
> return cPickle.loads(_open(file_name, "rb").read())
> AttributeError: 'module' object has no attribute 'ElectronDensityMap'
>
> ------------------------------------->>>
>
> ############################################## <~~~>
> ###############################################
> ### PanDDA exited with an error
> ###
> ############################################## <~~~>
> ###############################################
> --
> Dr Chris Richardson :: Sysadmin, structural biology, icr.ac.uk
>
>
>
>
>
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