nix-super/doc/manual/source/command-ref/nix-env/rollback.md
John Ericson eb7d7780b1 Rename doc/manual{src -> source}
This is needed to avoid this
https://github.com/mesonbuild/meson/issues/13774 when we go back to
making our subproject directory `src`.
2024-10-14 11:21:24 -04:00

684 B

Name

nix-env --rollback - set user environment to previous generation

Synopsis

nix-env --rollback

Description

This operation switches to the “previous” generation of the active profile, that is, the highest numbered generation lower than the current generation, if it exists. It is just a convenience wrapper around --list-generations and --switch-generation.

{{#include ./opt-common.md}}

{{#include ../opt-common.md}}

{{#include ./env-common.md}}

{{#include ../env-common.md}}

Examples

$ nix-env --rollback
switching from generation 92 to 91
$ nix-env --rollback
error: no generation older than the current (91) exists