Warning
This program is experimental and its interface is subject to change.
Name
nix profile rollback - roll back to the previous version or a specified version of a profile
Synopsis
nix profile rollback [option...]
Examples
- 
Roll back your default profile to the previous version: # nix profile rollback switching profile from version 519 to 518
- 
Switch your default profile to version 510: # nix profile rollback --to 510 switching profile from version 518 to 510
Description
This command switches a profile to the most recent version older
than the currently active version, or if --to N is given, to
version N of the profile. To see the available versions of a
profile, use nix profile history.
Options
- 
--dry-runShow what this command would do without doing it.
- 
--profilepath The profile to operate on.
- 
--toversion The profile version to roll back to.
Logging-related options:
- 
--debugSet the logging verbosity level to 'debug'.
- 
--log-formatformat Set the format of log output; one ofraw,internal-json,bar,bar-with-logs,multilineormultiline-with-logs.
- 
--print-build-logs/-LPrint full build logs on standard error.
- 
--quietDecrease the logging verbosity level.
- 
--verbose/-vIncrease the logging verbosity level.
Miscellaneous global options:
- 
--helpShow usage information.
- 
--offlineDisable substituters and consider all previously downloaded files up-to-date.
- 
--optionname value Set the Lix configuration setting name to value (overridingnix.conf).
- 
--refreshConsider all previously downloaded files out-of-date.
- 
--versionShow version information.
Note
See
man nix.conffor overriding configuration settings with command line flags.