1) Fixed an issue where the server shows disconnected on the Welcome page, even after the password was provided.

2) Updated the release notes and version information.

docs/en_US/release_notes_9_0.rst

@@ -53,3 +53,4 @@ Bug fixes
   | `Issue #8320 <https://github.com/pgadmin-org/pgadmin4/issues/8320>`_ -  Fix an issue where wrong information is shown after using the filter on the Dashboard> State tab.
   | `Issue #8365 <https://github.com/pgadmin-org/pgadmin4/issues/8365>`_ -  Fixed an issue where PSQL tool is not opening if database name have HTML characters in the name.
   | `Issue #8369 <https://github.com/pgadmin-org/pgadmin4/issues/8369>`_ -  Fixed an issue where Default Privileges and Privileges not working correctly.
+  | `Issue #8408 <https://github.com/pgadmin-org/pgadmin4/issues/8408>`_ -  Fixed an issue where quotes were missing in the CREATE script for the tablespace.

web/pgadmin/misc/workspaces/static/js/AdHocConnection.jsx

@@ -180,6 +180,7 @@ class AdHocConnectionSchema extends BaseUISchema {
             if(sid && !_.find(self.flatServers, (s) => s.value == sid)?.connected) {
               this.connectExistingServer(sid, state.user, null, (data) => {
                 self.setServerConnected(sid, data.icon);
+                selectedServer.connected = true;
                 resolve(() => ({ sid: sid, server_name:selectedServer?.label, host: selectedServer?.host,
                   port: selectedServer?.port, service: selectedServer?.service,
                   connection_params: selectedServer?.connection_params, connected: true

web/version.py

@@ -18,7 +18,7 @@
 
 # Application version number components
 APP_RELEASE = 9
-APP_REVISION = 00
+APP_REVISION = 0
 
 # Application version suffix, e.g. 'beta1', 'dev'. Usually an empty string
 # for GA releases.