Why can I not delete my Virtual Machine?Compute Resource
The vFirewall or vLoad Balancer appliance itself can not be deleted until all the rules contained which require deletion have been properly removed. Once this is complete, please attempt the deletion once more.
Why can I not login/boot up my newly created Virtual Machine? (There was an error upon creation.)Compute Resource
There is a possibility that this is due to a failure in the Guest Customization process that is caused by the lack of Memory or resource in your Resource Pool.[Reference] -Enterprise Cloud User Guide
As indicated in the service specification, there is a small bit of overhead Memory which is allocated and used for each vCPU.
If the total amount of Memory given to your Virtual Machines added to the overhead Memory needed by all the vCPUs in use exceeds the amount of Memory stated in your contract, you will be unable to boot any additional Virtual Machines.
Memory Resource Sizing