The Spadina testnet, meant to focus on genesis block creation, suffered from low participation, partly due to technical issues.
Spadina, the intentionally short-lived Ethereum testnet and "dress rehearsal" for Eth2 genesis, ran into some problems when it launched today.
As a result, Ethereum 2.0, the forthcoming proof-of-stake network, will need at least one more dress rehearsal, said Danny Ryan, the developer spearheading the testnet efforts.
Source:
https://decrypt.co/43318/failure-to-launch-devs-need-another-trial-run-for-ethereum-2-0