我已经使用oracle ASM安装了独立数据库。安装和数据库创建都已成功完成。但是，当我重新启动数据库时，我收到以下错误，当我检查警报日志时，我看到错误，如'ORA-15045：ASM文件名'+ DATA'不是参考表格。请向我提供任何解决方案，如果您需要任何其他数据，请告诉我。
SQL> startup
ORACLE instance started.
Total System Global Area 521936896 bytes
Fixed Size 2214936 bytes
Variable Size 314573800 bytes
Database Buffers 201326592 bytes
Redo Buffers 3821568 bytes
ERROR at line 1:
ORA-00205: error in identifying control file, check alert log for more info
My alert log shows errors as below.
Fri Sep 15 14:59:56 2017
ORA-00210: cannot open the specified control file
ORA-00202: control file: '+DATA'
ORA-17503: ksfdopn:2 Failed to open file +DATA
ORA-15045: ASM file name '+DATA' is not in reference form
ORA-205 signalled during: alter database mount...
Please see the below permissions for oracle and grid
[oracle@standalone disks]$ ls -lrt /u01/app/oracle/product/11.2.0/dbhome_1/bin/oracle
-rwsr-s--x 1 oracle asmadmin 210823892 Sep 13 20:11 /u01/app/oracle/product/11.2.0/dbhome_1/bin/oracle
uid=54321(oracle) gid=54321(oinstall) groups=54321(oinstall),54322(dba),54323(asmadmin),54324(asmdba),54326(oper)
[oracle@standalone disks]$ id grid
uid=54322(grid) gid=54323(asmadmin) groups=54323(asmadmin),54321(oinstall),54322(dba),54324(asmdba),54325(asmoper)
[oracle@standalone disks]$