Bug most likely introduced in #7030 where `plot_vector_source_estimates` raises a `ValueError` when `hemi=both`. To reproduce, you can execute this [gist](https://gist.github.com/rythorpe/c51a5b66b492b67437843283c67050af). More details in https://github.com/mne-tools/mne-python/pull/7030#issuecomment-555175886
Bug most likely introduced in #7030 where
plot_vector_source_estimatesraises aValueErrorwhenhemi=both. To reproduce, you can execute this gist.More details in #7030 (comment)