Attempting to publish posts to Tumblr results in this API error. Please fix
Publish to Tumblr API error
DeltaWaves What is the app version that you are using?
@DeltaWaves Our technical team is aware of this issue. We're fixing this issue now. Thanks!
10 days later
DeltaWaves From our technical team, it seems that Tumblr's API is down at the moment. Kindly contact Tumblr about it.
John added the Topic Closed tag .