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Error Messages

Here a list of error messages that could come up when working with the Sia client.

A JavaScript error occurred in the main process. Image
This one is only for Mac users.
Solution: Move the to your /Applications/ folder

Error Adding Folder - A required privilege is not held by the client. Image
This one is only for Windows users.
Solution: Try running the client as Administrator.

Invalid character '\x00' looking for beginning of value
This one is only for Windows users. It means that one or more files have been corrupted due to an unexpected termination of the client.
Solution: There is no solution for everybody. It depends on which and how many files are corrupted. Please get in contact with the developers in Slack or the Forum.

Connect ECONNREFUSED 127.0.01:9980
You will see this error in the UI if the siad background task has stopped but the UI is still running.
Solution: Either start siad again or shutdown and restart the UI, which will automatically start siad in the background.


Each module of the The Sia Daemon produces its own log file where it writes warning and error messages to.


Press Ctrl+Shift+L and a new screen will appear where you can select and read the different log files.

Sia Command Line Interface (CLI)

Logs are located in the Sia config folder and organized by the Sia module name. Look for logs named <module>.log in the appropriate directory below.

  • Windows: Users\<user>\appdata\roaming\Sia-UI\sia\
  • OS X: $HOME/Library/Application Support/Sia-UI/sia/
  • Linux: $HOME/.config/Sia-UI/sia/
client/troubleshooting.txt · Last modified: 2017/12/13 17:52 by Thomas Bennett