@Rade Martinović Thanks for reaching out to Microsoft Q&A, apologize for any inconvenience caused on this.
I have checked with App Service Engineering Team on this, and they have confirmed that the issue has been fixed. can you please retry the operation and let us know.
If you are still facing the issue please help us with the last 4 digits of your subscription id, operation Id or correlation id to check and assist you further on this.