BUG #18220: drop database in anytime

The following bug has been logged on the website:

Bug reference:      18220
Logged by:          俊 熊
Email address:      xj1992950710@gmail.com
PostgreSQL version: Unsupported/Unknown
Operating system:   windows server 2008 r2
Description:

my database always drop 
follow is my log
2023-12-01 10:57:00.626 CST [15960] FATAL:  database "template0" is not
currently accepting connections
2023-12-01 10:57:04.313 CST [15172] ERROR:  cannot drop table
spatial_ref_sys because extension postgis requires it
2023-12-01 10:57:04.313 CST [15172] HINT:  You can drop extension postgis
instead.
2023-12-01 10:57:04.313 CST [15172] STATEMENT:  DROP TABLE IF EXISTS
spatial_ref_sys CASCADE;
2023-12-01 10:57:05.454 CST [38608] FATAL:  terminating connection due to
administrator command
2023-12-01 10:57:08.673 CST [24536] ERROR:  cannot drop the currently open
database
2023-12-01 10:57:08.673 CST [24536] STATEMENT:  DROP DATABASE postgres;
2023-12-01 10:57:11.329 CST [36712] ERROR:  database "lw3620" does not
exist
2023-12-01 10:57:11.329 CST [36712] STATEMENT:  DROP DATABASE LW3620;