badRequest (400) uploadLimitExceeded The user has exceeded the number of videos they may upload.
This isn’t a project based quota which would have been upgraded. This is a user based quota which can not be upgraded. It means that the user in question has exceed their upload limit for the day. The YouTube API has a slightly different quota system than other Google APIs. The ones listed in developer console are just the general ones. You should check calculating quota usage
- 200,000 read operations that each retrieve two resource parts.
- 10,000 write operations and 90,000 additional read operations that each retrieve two resource parts.
- 400 video uploads, 1500 write operations, and 50,000 read operations that each retrieve two resource parts.
This quota should reset at midnight West Coast USA time. It sounds strange to me that you are seeing this after only 50 videos. I am not all that sure what denotes a user; it could be IP address or the authenticated user.
Videos: insert
Quota impact: A call to this method has a quota cost of 1600 units in addition to the costs of the specified resource parts.