Reconfiguration of Linux VM fails at 97-98%, with message: “Error: Unable to reconfigure the destination virtual machine” and the status contains “message: FATAL: kernel too old”

Products

• VMware vCenter Server
• VMware vCenter Server 7.0
• VMware vCenter Server 8.0
• VMware vSphere ESXi 7.0
• VMware vSphere ESXi 8.0
• Converter

Issue/Introduction

• Migrated the VM from Nutanix or any to VMware with VMware Convertor but at 97 % it failed
• OS: Ubuntu 20.04
• VMware converter: 6.4 version
• Error : FAILED: An error occurred during the conversion: 'GrubInstaller::InstallGrub: /usr/lib/vmware-converter/installGrub.sh failed with return code: 127, and message: FATAL: kernel too old Error running vmware-updateGrub.sh through chroot into /mnt/p2v-src-root Command: chroot "/mnt/p2v-src-root" /vmware-updateGrub.sh "GRUB2" "(hd0)" "(hd0,1)" /vmware-device.ma

Environment

• VMware vSphere ESXi 8.x
• VMware vSphere ESXi 7.x
• VMware vCenter Server Appliance 8.x
• VMware vCenter Server Appliance 7.x
• VMware vCenter Converter Standalone 6.4

Cause

• Some Linux distributions have unsupported combinations of Linux kernel and grub loader.
• Guest OS Ubuntu 20.04 is not supported by Converter Standalone 6.4.0.

Resolution

• This issue is resolved in the VMware Converter Standalone 6.6 release.

Additional Information

• Converter Standalone 6.4.0 supports the following guest operating systems:

  • Windows Server 2012 (64-bit)

  • Windows Server 2012 R2 (64-bit)

  • Windows 10 (32-bit and 64-bit)

  • Windows Server 2016 (64-bit)

  • Windows Server 2019 (64-bit)

  • Windows 11 (64-bit)

  • Windows Server 2022 (64-bit)

  • CentOS 6.x (32-bit and 64-bit)

  • CentOS 7.x (64-bit)

  • Red Hat Enterprise Linux 6.x (32-bit and 64-bit)

  • Red Hat Enterprise Linux 7.x (64-bit)

  • Ubuntu 14.04 LTS (32-bit and 64-bit)

  • Ubuntu 16.04 LTS (32-bit and 64-bit)

  CAUTION: During cloning of powered on Linux machines, Converter Standalone preserves the following source file systems on the destination: ext2, ext3, ext4, reiserfs, vfat, and xfs. All other source file systems are converted into ext3 or ext4 file systems on the destination virtual machine.

  For more information about the operating systems supported by Converter Standalone and other system requirements, see VMware vCenter Converter Standalone System Requirements

  https://docs.vmware.com/en/vCenter-Converter-Standalone/6.4/rn/vmware-vcenter-converter-standalone-64-release-notes/index.html

• Converter Standalone 6.6 supports the following guest operating systems:

  • Windows Server 2012 (64-bit)

  • Windows Server 2012 R2 (64-bit)

  • Windows 10 (32-bit and 64-bit)

  • Windows Server 2016 (64-bit)

  • Windows Server 2019 (64-bit)

  • Windows 11 (64-bit)

  • Windows Server 2022 (64-bit)

  • CentOS 6.x (32-bit and 64-bit)

  • CentOS 7.x (64-bit)

  • Red Hat Enterprise Linux 6.x (32-bit and 64-bit)

  • Red Hat Enterprise Linux 7.x (64-bit)

  • Red Hat Enterprise Linux 8.x (64-bit)

  • Red Hat Enterprise Linux 9.x (64-bit)

  • Ubuntu 14.04 LTS (32-bit and 64-bit)

  • Ubuntu 16.04 LTS (32-bit and 64-bit)

  • Ubuntu 18.04 LTS (64-bit)

  • Ubuntu 20.04 LTS (64-bit)

  • Ubuntu 22.04 LTS (64-bit)

  CAUTION: During cloning of powered on Linux machines, Converter Standalone preserves the following source file systems on the destination: ext2, ext3, ext4, reiserfs, vfat, and xfs. All other source file systems are converted into ext3 or ext4 file systems on the destination virtual machine.

  For more information about the operating systems supported by Converter Standalone and other system requirements, see VMware vCenter Converter Standalone System Requirements

  https://docs.vmware.com/en/vCenter-Converter-Standalone/6.6/rn/vmware-vcenter-converter-standalone-66-release-notes/index.html