DeepLearningToolkit troubleshooting

Error message: InvalidVersionSpec: Invalid version '5.11.3imageio>=2.5.0': invalid character(s)

The package pyvistaqt installed by an old version of the plugin flexutils has a bug in the version pyvistaqt=0.3.0. To fix it and be able to install DLTK run:

conda activate scipion3

conda install -c conda-forge pyvistaqt=0.4.0