Germany turned off instruments being used on a joint project that si currently at Lagrange 2. This in turn resulted in Russia shutting down the project completely.

This is hardly "nothing happened". Perhaps you should have "wasted time" and read it...

more info on the above that was in fact mentioned in the OP article. https://www.spacedaily.com/reports/Russia_stops_deliveries_o...

> ESA is looking for a new ride for its ExoMars rover mission, after its launch aboard a Russian rocket this year was cancelled.

Did you read the article?