Error Code 2: Failed to assign drive letter

Solution for for Error Code 2: Failed to assign drive letter

By @AOMEI
Last Updated November 14, 2025

This article applies to: AOMEI Backupper all versions

Introduction:

In a few cases, you may come across this issue (code 2 : failed to assign drive letter) while you make a disk/partition clone with AOMEI Backupper or resize partition with Partition Assistant.

It doesn’t mean the operation faile,d but just fails to assign drive letter successfully.

Solutions:

1. You could assign drive letter manually after cloning with Windows Disk Management.

2. You could install AOMEI Partition Assistant to assign drive letter.

If there is still any problem, please feel free to contact our AOMEI Support Team.