when creating (writing to) a database named "aaa:" (double colon in name) database "aaa_" was created instead and the server shut down

from server console:
[initandlisten] Sun Jul 25 18:54:46 connection accepted from 127.0.0.1:52368 #8
[conn8] Sun Jul 25 18:54:46 Create/OpenFile failed /data/db/aaa_.ns 0
[conn8] Sun Jul 25 18:54:46 admin couldn't open file /data/db/aaa_.ns terminating
Sun Jul 25 18:54:46 dbexit:
[conn8] Sun Jul 25 18:54:46 shutdown: going to close listening sockets...
[conn8] Sun Jul 25 18:54:46 going to close listening socket: 172
[conn8] Sun Jul 25 18:54:46 going to close listening socket: 176
[initandlisten] Sun Jul 25 18:54:46 Listener: accept() returns -1 errno:10038 Do
šlo k pokusu o operaci s n??ím, co není soket. (Tried to use something, what is not a socket)

[conn8] Sun Jul 25 18:54:46 going to close listening socket: 188
[conn8] Sun Jul 25 18:54:46 going to close listening socket: 192
[conn8] Sun Jul 25 18:54:46 shutdown: going to flush oplog...
[conn8] Sun Jul 25 18:54:46 shutdown: going to close sockets...
[conn8] Sun Jul 25 18:54:46 shutdown: waiting for fs preallocator...
[conn8] Sun Jul 25 18:54:46 shutdown: closing all files...
Sun Jul 25 18:54:46 closeAllFiles() finished
Sun Jul 25 18:54:46 dbexit: really exiting now
ERROR: Client::~Client _context should be NULL: conn