Neptune 3 UI - Troubleshoot
Neptune 3 UI provides logs that you can use to investigate issues that may arise. These logs can be configured via Qt's Logging Category System. In addition to controlling the categories using the
QT_LOGGING_RULES environment variable and the global
qtlogging.ini, the QtApplicationManager, which is Neptune 3 UI's base, also allows you to define these categories as a part of the
Note: On embedded systems, Neptune 3 UI is started with systemd. Here, you can control the categories using environment variables or custom command-line arguments, via the
neptune.service file. For more information, see Neptune 3 UI systemd Service Settings.
In the event that some of the Apps in Neptune 3 UI happen to be missing information, you can restore the application database to its initial state. To do so, launch Neptune 3 UI with the following command in your terminal:
In the event of a crash, Neptune 3 UI prints a C++ stack trace or a QML stack trace to provide details on what went wrong. This information is printed in
stderr. To retrieve more context on the cause of the crash, it's helpful to run Neptune 3 UI with complete logs enabled, using the
--verbose command-line option.
On embedded systems, Neptune 3 UI is started with systemd. All console output is automatically collected and can be retrieved using
journalctl -u neptune
The Neptune 3 UI binary is a custom built QtApplicationManager, and as such, supports all of QtApplicationManager's command-line and configuration options, as described in Configuration. For more details on how to troubleshoot QtApplicationManager issues, see Troubleshoot.
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