Attempting to save the properties of the top level realm fails with the red error message displayed 'Realm names cannot contain: [ , \", #, $, %, &, +, ,, /, :, ;, <, =, >, ?, @,
- Deploy AM (7.0.0.snapshot) war.
- Perform configuration - chose to use embedded datastore and user store.
- Logged in as amadmin. Navigated to top level realm dashboard.
- Clicked 'Properties'. Changed 'client based sessions' to enabled and clicked Save.
Create a sub-realm in which the relevant settings can be changed or set as part of creating the realm (E.g. in my case I was wanting to set a realm to use client based sessions to did this in a sub-realm instead).