Code 400 what is this?

[DrJumaKhudonazarov]

[DanPatterson]

There are some related links to the right of your question. Perhaps...

Solved: Unable to create folder. Error code: 400. - Esri Community

or one of the others

[DrJumaKhudonazarov · Accepted solution]

thanks, very strange  I have changed the name of survey and all was ok after and published it without ant error