an error has occurred

Yes. In fact, a lot of people are having this problem:

https://twitter.com/vertsuuu/status/303787977358852097

Web monitoring service Downrightnow.com reports “possible service trouble.”

A silver lining?

It’s a small inconvenience for YouTube viewers, but for content producers (some of whom use YouTube to earn a living), these outages are no laughing matter.

We hope this is fixed soon.

Tags: youtube