ORA-15110: no diskgroups mounted

C:\Users\DBServer01>sqlplus / as sysasm
SQL*Plus: Release 19.0.0.0.0 - Production on Wed Dec 13 09:58:00 2023
Version 19.15.0.0.0
Copyright (c) 1982, 2021, Oracle.  All rights reserved.
Connected to an idle instance.
SQL>
SQL>
SQL> startup
ASM instance started
Total System Global Area 1137305152 bytes
Fixed Size                  9037376 bytes
Variable Size            1103101952 bytes
ASM Cache                  25165824 bytes
ORA-15110: no diskgroups mounted

SQL> select name,state,type from v$asm_diskgroup;
NAME                           STATE       TYPE
------------------------------ ----------- ------
ORA_DATA                       DISMOUNTED

SQL> alter diskgroup ORA_DATA mount;
Diskgroup altered.

SQL> select name,state,type from v$asm_diskgroup;
NAME                           STATE       TYPE
------------------------------ ----------- ------
ORA_DATA                       MOUNTED     EXTERN
SQL>