[mlindner]

You mean a couple years ago? There hasn't been a launchpad explosion since 2016. That was resolved a long time ago.

[FrojoS]

Crew Dragon (still uncrewed) exploded on April 20 this year during a test after its return from ISS. https://www.space.com/spacex-crew-dragon-explosion-nasa-memo... It sounds like the program was only set back for a few months though.