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  1. Qt
  2. QTBUG-58952

Warning Message Is Output To System Journal For Each Property Of Bridge Objects

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Details

    • Bug
    • Resolution: Invalid
    • Not Evaluated
    • None
    • 5.7.1, 5.8.0
    • WebChannel
    • None
    • Arch Linux, X11, Python 3.6.0, PyQt 5.7.1

    Description

      Every time I start my application it writes a bunch of warning messages to the system journal:

      Feb 15 20:57:32 dustinXPS python3[831]: Property 'branding'' of object 'Config' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'greeter'' of object 'Config' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'autologin_guest'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'autologin_timeout'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'autologin_user'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'can_hibernate'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'can_restart'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'can_shutdown'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'can_suspend'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'default_session'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'has_guest_account'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'hide_users_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'hostname'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'languages'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'layout'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'layouts'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'lock_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'select_guest_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'select_user_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'sessions'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'shared_data_directory'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'show_manual_login_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'show_remote_login_hint'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'themes_directory'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      Feb 15 20:57:32 dustinXPS python3[831]: Property 'users'' of object 'Greeter' has no notify signal and is not constant, value updates in HTML will be broken!
      

      Shouldn't the notify signal be handled automatically by pyqtProperty? Originally I was thinking this was a QT bug but now I think it might be an issue with PyQT. Not sure if I should report it somewhere else?

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            milianw Milian Wolff
            lots0logs Dustin Falgout
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            Dates

              Created:
              Updated:
              Resolved:

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