Then the upgrade should go through without problems.įurthermore Tibor simandi Kallay wrote to me: By the way, it's good that even PCs which are not yet offered the upgrade will survive the procedure without any complaints if the update is done with the Microsoft Update Assistant, which can be downloaded here. This can be done from the Disk Management – Change Drive Letter or Path branch in Computer Management. this leads to a restart and the message appears:Īny changes made to the computer will be undone…Īfter half an eternity a restart occurs and after that the user will find his old Windows installed again.Īn administrator must delete the drive letter of the System Reserved partition before upgrading. This system image was applied without guaranteeing that drive-letter assignments would match across computers.' 'The system registry contains invalid file paths. During the message 'Updates are processed 30%' the following error message has been shown: This is indicated by a display in Windows PE in white letters on the blue background. After copying the files, Windows must install the updates. Tibor simandi Kallay could not find out why the partition has a drive letter – but there have been updates in the past that assigned a drive letter to the partition.īut when upgrading an existing Windows 10 to the May 2020 Update (version 2004) the process failed. Furthermore this partition is active so that the system can boot from it. The partition 'System-reserved' contains the boot manager (cmd as admin, bcdedit) and at the same time this partition is assigned a drive letter (B:). Tibor simandi Kallay wrote in his mail: On a number of my PC's there was a strange error when upgrading to Windows 10 version 2004.

Registry_error windows 7