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CrashPlan Support

Using The Code42 CrashPlan Commands

Applies to:
  • CrashPlan for Home
Need enterprise or small business documentation?
This article is intended for CrashPlan for Home users. For Code42 CrashPlan and CrashPlan for Small Business documentation, read this page on our enterprise support site.


CrashPlan’s command-line interface (CLI) allows you to manually enter commands that can be used to generate log files, start and stop the backup service, assign a new GUID, and more.


  1. Open the CrashPlan app.
  2. Double-click the CrashPlan logo in the upper-right corner.
    The command-line interface appears.
  3. Enter commands in the text area.
  • Enter commands without quotes.
  • The commands are case-sensitive, so be sure to enter commands exactly as shown.
  • Use commas to separate multiple commands on the same line.

CrashPlan Command Line Interface

Available commands

Command Description
backup.replace <destination-GUID>

Recreates the client-side cache with data from the destination. Code42 cloud destination GUIDs are listed below. See also "No Files Found" article.

US and other (non-Australian) International customers:

  • CrashPlan Central: 42

Australian customers:

  • CrashPlan Central: 61
backup.scan Performs a file verification scan or checks your file selection for deleted files. Can be abbreviated as scan.
backup.set Create or delete backup sets. Can be abbreviated as set.
backup.validate Validate the client cache for all or a given destination.
CrashPlan app version 4.6.x and later only
Returns the local IP address and ports used by the CrashPlan app.

The ports displayed are used for the following:

  • Port: Listens for computer-to-computer connections when inbound backup is enabled
  • UI Port: Binds to localhost for communication between CrashPlan service and CrashPlan app version 4.x or earlier

The HTTP Port is not used in version 4.x of the CrashPlan app.

custom Deletes any existing CrashPlan app language and skin customizations.
deauthorize Deauthorize the computer. Logs out the current user, disables the CrashPlan service and requires login to resume. Often used for troubleshooting or to switch to a different user account.
disconnect Disconnects the computer or another computer on the account using the Globally Unique ID.
Example: disconnect <GUID>
dump Print the client's state and configuration to the logs for easy reading. If possible, always issue this command before sending the logs to support.
exit Exit the CrashPlan app and turn off the background CrashPlan service.
getlogs Compiles the client logs into a compressed archive and displays the archives path.
Example: /Library/Logs/CrashPlan/cl_<GUID><hostname><date/timestamp>.zip
guid Display computer's current identity (Globally Unique ID).
guid new Assign a new, randomly generated computer identity.
guid <guid number> Reassign the provided guid from another computer in your account to this computer.
help Show a list of available commands.
java View or set the Java JVM maximum heap size. See our tutorial for details about how to use this command to increase the amount of memory allocated to the CrashPlan service.
log Control logging levels. Available logging levels are:
  • info
  • debug
  • trace
  • default
pause.system Pause the CrashPlan service for 24 hours. Add number of minutes to pause for a different period. For example, pause.system 30 pauses for 30 minutes. Can be abbreviated as pause. <guid> <time in minutes> Pauses backup to a specific destination GUID for a specific number of minutes. For example, 42 30 pauses back up to CrashPlan Central for 30 minutes.
proxy Manage proxy settings and refresh PAC file. Available proxy commands are:
  • enable
  • disable
  • refresh
  • debug
  • test
reauthorize Reauthorize with the server. Can be abbreviated as rz.
reconnect Reconnects the computer or another computer on the account using the Globally Unique ID.
Example: reconnect <GUID>
restart Exit the CrashPlan app and restart the CrashPlan service.
resume.system Resume the CrashPlan service. Can be abbreviated as resume.
shutdown Shutdown the CrashPlan service. Can be abbreviated as stop or exit.
version Display the version date/time string given a long version number.