Hi, Iam trying to setup an two node Oracle 11.2.0.1 RAC on RHEL 5.4 using a virtual Box. Before installing the Grid Infrastructure , I ran the runcluvfy for pre crsinst and verified that there was no failures. So i continued to install Grid Infrastructure and it went file . When it prompt to run root.sh on both nodes , i started the root.sh in my first node and i got the below error after some time. RS-4256: Updating the profile CRS-4266: Voting file(s) successfully replaced ## STATE File Universal Id File Name Disk group -- ----- ----------------- --------- --------- 1. ONLINE 06512028491d4f94bf6e54e85805c172 (ORCL:DISK1) [DG1] Located 1 voting disk(s). CRS-2673: Attempting to stop 'ora.crsd' on 'rac1' CRS-2677: Stop of 'ora.crsd' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.asm' on 'rac1' CRS-2677: Stop of 'ora.asm' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.ctssd' on 'rac1' CRS-2677: Stop of 'ora.ctssd' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.cssdmonitor' on 'rac1' CRS-2677: Stop of 'ora.cssdmonitor' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.cssd' on 'rac1' CRS-2677: Stop of 'ora.cssd' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.gpnpd' on 'rac1' CRS-2677: Stop of 'ora.gpnpd' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.gipcd' on 'rac1' CRS-2677: Stop of 'ora.gipcd' on 'rac1' succeeded CRS-2673: Attempting to stop 'ora.mdnsd' on 'rac1' CRS-2677: Stop of 'ora.mdnsd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.mdnsd' on 'rac1' CRS-2676: Start of 'ora.mdnsd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.gipcd' on 'rac1' CRS-2676: Start of 'ora.gipcd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.gpnpd' on 'rac1' CRS-2676: Start of 'ora.gpnpd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.cssdmonitor' on 'rac1' CRS-2676: Start of 'ora.cssdmonitor' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.cssd' on 'rac1' CRS-2672: Attempting to start 'ora.diskmon' on 'rac1' CRS-2676: Start of 'ora.diskmon' on 'rac1' succeeded CRS-2676: Start of 'ora.cssd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.ctssd' on 'rac1' CRS-2676: Start of 'ora.ctssd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.asm' on 'rac1' CRS-2676: Start of 'ora.asm' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.crsd' on 'rac1' CRS-2676: Start of 'ora.crsd' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.evmd' on 'rac1' CRS-2676: Start of 'ora.evmd' on 'rac1' succeeded ACRS-2672: Attempting to start 'ora.asm' on 'rac1' CRS-2676: Start of 'ora.asm' on 'rac1' succeeded CRS-2672: Attempting to start 'ora.DG1.dg' on 'rac1' CRS-4535: Cannot communicate with Cluster Ready Services CRS-4000: Command Create failed, or completed with errors. create diskgroup DG1 ... failed CRS-4535: Cannot communicate with Cluster Ready Services CRS-4000: Command Add failed, or completed with errors. Command *return* code of 1 (256) from command: /u01/app/11.2.0/grid/bin/crsctl add type ora.registry.acfs.type -basetype ora.local_resource.type -file /u01/app/11.2.0/grid/crs/template/registry.acfs.type add ora.registry.acfs.type ... failed PRCR-1070 : Failed to check *if* resource ora.net1.network is registered Cannot communicate with crsd add scan=rac-scan ... failed Preparing packages *for* installation... I could not able to proceed further with my installation..Can you please help me out to find out the issue which i am facing here. I am attaching the rootagentlog and alert log of node1. Please do the needful. -- Thanks & Regards, *Mohammed Mehraj Hussain,* Senior Engineer, HPS Advanced Solutions, ACS, *Honeywell* Technology Solutions, Bangalore, India. Phone*:* 080-26588360 Extn: 41272 / Mobile: +91-9845755236 -- Thanks & Regards, *Mohammed Mehraj Hussain,* Senior Engineer, HPS Advanced Solutions, ACS, *Honeywell* Technology Solutions, Bangalore, India. Phone*:* 080-26588360 Extn: 41272 / Mobile: +91-9845755236 -- //www.freelists.org/webpage/oracle-l