Factorio crashes when opening electricity usage charts

[elhari0n]

Whenever I open electiricty usage chart my game crashes.

This has not been an issue until I started placing solar panels and accumulators.

[posila]

Thanks for the report.
This is fixed in version 2.0.9 (116084) already out as experimental update (you can opt-into "experimental" branch in Betas in Factorio properties in Steam Library)