Search notes:

Registry: HKEY_CURRENT_USER\AppEvents\Schemes

The subkey Names contains the (names of the) available sound schemes.
The subkey Apps contains the assignment of sound schemes to applications.
The default value of HKEY_CURRENT_USER\AppEvents\Schemes stores the currently selected sound scheme.

Links

This Super User answer.

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/Windows/...', 1758789481, '216.73.216.41', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/Windows/registry/tree/HKEY_CURRENT_USER/AppEvents/Schemes/index(42): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78