try to create s MGMTDB 12.1.0.2 grid and failed after manually remove the database

hi folks,,

2 nodes cluster, linux server Oracle GI 12.1.0.2,

the MGMTDB crushed, can NOT started.

i manually remove all file under ASM  "+data1/_MGMTDB", rm -rf *

also remove *MGMTDB* under /u01/app/12.1.0/grid_3/dbs

CRS resource via /u01/app/12.1.0/grid_3/bin/srvctl remove mgmtdb

and /etc/oratab entried

the on GRID environment , run following command,

/home/oracle>/u01/app/12.1.0/grid_3/bin/dbca -silent -createDatabase \

> -templateName MGMTSeed_Database.dbc -sid -MGMTDB -gdbName _mgmtdb \

>  -storageType ASM -diskGroupName DATA1 \                                                                  

>  -datafileJarLocation /u01/app/12.1.0/grid_3/assistants/dbca/templates \

>   -characterset AL32UTF8 -skipUserTemplateCheck

Enter SYS user password:

Enter SYSTEM user password:

Registering database with Oracle Grid Infrastructure