Product version:FusionAccess V100R005C00SPC100
phenomenon:can not quickly provision VM,rename fails.
[11030]creating VMs:Failed to rename newly created VMs,Please check that the network environment is normal,and create VMs again.
![[11030]creating VMs:Failed to rename newly created VMs,Please check that the net-1080097-1](https://forum.huawei.com/enterprise/en/data/image/support/e090dc44694f452eb5b0a6a593474b57.png)
there are many failure mode for rename fails.at first ,we need check the log.
step1:ask for customer provide the log file as below:
C:\ITA\tomcat\vDesktop\WEB-INF\logs\R5C10\log\VDESKTOP\
![[11030]creating VMs:Failed to rename newly created VMs,Please check that the net-1080097-2](https://forum.huawei.com/enterprise/en/data/image/support/c9656c83f2dd491d97e118dd9a092bea.png)
2.after checking log,we found this error:fail to build computer name by namepolicy../No avaliable name to use
![[11030]creating VMs:Failed to rename newly created VMs,Please check that the net-1080097-3](https://forum.huawei.com/enterprise/en/data/image/support/723e3d54d8044d75a8787aa93b5d3e82.png)
step3:from this log,we know it should be customer only set 1 bit digit in name rule, that means customer just can create 9 vms, when create 10th VM,system will report error.
![[11030]creating VMs:Failed to rename newly created VMs,Please check that the net-1080097-4](https://forum.huawei.com/enterprise/en/data/image/support/27e018e59ce24d2a980f9ad3eb77bebd.png)
root cause:from this log,we know it should be customer only set 1 bit digit in name rule, that means customer just can create 9 vms, when create 10th VM,system will report error.
Solution:
Modify the number of digists,this issue will be solved.