Serverless Deploy, creating stack...application not found error

Ran Serverless deploy and got this message 10-15 seconds in. Tried finding similar error on google, but no luck. I thought the deployment would create everything, so what application is noy found? Any ideas?

Serverless: Creating Stack…

Error --------------------------------------------------

{“errorMessage”:“Application not found. - Please contact support and provide this identifier to reference this issue - YS6M3GLPP1M9”}