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Error -4390: Failed connecting to image

AdminStudio 2025 R2 | 30.0 | Automated Application Converter

The following table documents this message:

CategoryDescription
Message:Error -4390 controlling virtual machine: Failed connecting to image
Cause:The Automated Application Converter was unable to connect to the virtual machine. The virtual machine may be unavailable or the virtual machine credentials may be incorrect.
Resolution:To resolve this error, try the following:
Verify that the virtual machine has not been deleted.
Verify that the Guest Username and Guest Password properties on the Machines tab for the virtual machine are set correctly.
If you are using VMware ESXi Server and you received an XE value of 0020 (corresponding to a vSphere_E_LICENSE error), this indicates that you may need to purchase a license for your VMware ESXi Server in order to use it with the Automated Application Converter.