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
- 
Show what this command would do without doing it.
 - 
--profilepathThe profile to operate on.
 - 
--toversionThe profile version to roll back to.
 
Logging-related options
- 
Set the logging verbosity level to 'debug'.
 - 
--log-formatformatSet the format of log output; one of
raw,internal-json,barorbar-with-logs. - 
--print-build-logs/-LPrint full build logs on standard error.
 - 
Decrease the logging verbosity level.
 - 
--verbose/-vIncrease the logging verbosity level.
 
Miscellaneous global options
- 
Show usage information.
 - 
Disable substituters and consider all previously downloaded files up-to-date.
 - 
--optionname valueSet the Nix configuration setting name to value (overriding
nix.conf). - 
Consider all previously downloaded files out-of-date.
 - 
Show version information.
 
Note
See
man nix.conffor overriding configuration settings with command line flags.