WM_CLASS instance error

when starting qtcreator with xcb, instance error in WM_CLASS

1, start qtcreator -platform xcb&

/usr/share/applications/org.qt-project.qtcreator.desktop

_NET_WM_USER_TIME(CARDINAL) = 2551306
_NET_WM_ALLOWED_ACTIONS(ATOM) = _NET_WM_ACTION_MOVE, _NET_WM_ACTION_RESIZE, _NET_WM_ACTION_MINIMIZE, _NET_WM_ACTION_SHADE, _NET_WM_ACTION_MAXIMIZE_VERT, _NET_WM_ACTION_MAXIMIZE_HORZ, _NET_WM_ACTION_FULLSCREEN, _NET_WM_ACTION_CHANGE_DESKTOP, _NET_WM_ACTION_CLOSE
_KDE_NET_WM_FRAME_STRUT(CARDINAL) = 2, 3, 42, 3
_NET_FRAME_EXTENTS(CARDINAL) = 2, 3, 42, 3
_NET_WM_DESKTOP(CARDINAL) = 0
_KDE_NET_WM_ACTIVITIES(STRING) = "e776a35a-e57e-42aa-a906-89c8eed83d72"
WM_STATE(WM_STATE):
window state: Normal
icon window: 0x0
_NET_WM_STATE(ATOM) = _NET_WM_STATE_FOCUSED
_NET_WM_ICON_NAME(UTF8_STRING) =
_NET_WM_ICON(CARDINAL) =
XdndAware(ATOM) = BITMAP
WM_NAME(STRING) = "Qt Creator"
_NET_WM_NAME(UTF8_STRING) = "Qt Creator"
_MOTIF_WM_HINTS(_MOTIF_WM_HINTS) = 0x3, 0x3e, 0x7e, 0x0, 0x0
_NET_WM_WINDOW_TYPE(ATOM) = _NET_WM_WINDOW_TYPE_NORMAL
_KDE_NET_WM_USER_CREATION_TIME(CARDINAL) = 2549134
_XEMBED_INFO(_XEMBED_INFO) = 0x0, 0x1
WM_CLIENT_LEADER(WINDOW): window id # 0x1e00016
WM_HINTS(WM_HINTS):
Client accepts input or input focus: True
window id # of group leader: 0x1e00016
WM_CLIENT_MACHINE(STRING) = "archlinux"
_NET_WM_PID(CARDINAL) = 9056
_NET_WM_SYNC_REQUEST_COUNTER(CARDINAL) = 31457301
_GTK_APPLICATION_ID(UTF8_STRING) = "org.qt-project.qtcreator" //  correct app_id
_KDE_NET_WM_DESKTOP_FILE(UTF8_STRING) = "org.qt-project.qtcreator"  //  correct app_id
WM_CLASS(STRING) = "qtcreator", "QtCreator" // error app_id
WM_PROTOCOLS(ATOM): protocols WM_DELETE_WINDOW, WM_TAKE_FOCUS, _NET_WM_PING, _NET_WM_SYNC_REQUEST
WM_NORMAL_HINTS(WM_SIZE_HINTS):
user specified size: 2520 by 1400
program specified minimum size: 1138 by 790
program specified resize increment: 2 by 2
window gravity: Static

2, start google-chrome

/usr/share/applications/google-chrome.desktop

_NET_WM_ALLOWED_ACTIONS(ATOM) = _NET_WM_ACTION_MOVE, _NET_WM_ACTION_RESIZE, _NET_WM_ACTION_MINIMIZE, _NET_WM_ACTION_SHADE, _NET_WM_ACTION_MAXIMIZE_VERT, _NET_WM_ACTION_MAXIMIZE_HORZ, _NET_WM_ACTION_FULLSCREEN, _NET_WM_ACTION_CHANGE_DESKTOP, _NET_WM_ACTION_CLOSE
_KDE_NET_WM_FRAME_STRUT(CARDINAL) = 0, 0, 42, 0
_NET_FRAME_EXTENTS(CARDINAL) = 0, 0, 42, 0
_NET_WM_DESKTOP(CARDINAL) = 0
_KDE_NET_WM_ACTIVITIES(STRING) = "e776a35a-e57e-42aa-a906-89c8eed83d72"
WM_STATE(WM_STATE):
window state: Normal
icon window: 0x0
_NET_WM_STATE(ATOM) = _NET_WM_STATE_MAXIMIZED_VERT, _NET_WM_STATE_MAXIMIZED_HORZ, _NET_WM_STATE_FOCUSED
_NET_WM_USER_TIME(CARDINAL) = 2731545
WM_NORMAL_HINTS(WM_SIZE_HINTS):
program specified location: 1785, 42
program specified minimum size: 750 by 183
window gravity: Static
_NET_WM_OPAQUE_REGION(CARDINAL) = 0, 0, 2880, 1692
_MOTIF_WM_HINTS(_MOTIF_WM_HINTS) = 0x2, 0x0, 0x1, 0x0, 0x0
XdndAware(ATOM) = BITMAP
_NET_WM_ICON(CARDINAL) = Icon (128 x 128):
(not shown)

_NET_WM_BYPASS_COMPOSITOR(CARDINAL) = 2
WM_NAME(UTF8_STRING) = "New Issue · wlroots / wlroots · GitLab - Google Chrome"
_NET_WM_NAME(UTF8_STRING) = "New Issue · wlroots / wlroots · GitLab - Google Chrome"
WM_WINDOW_ROLE(STRING) = "browser"
WM_CLASS(STRING) = "google-chrome", "Google-chrome" // google-chrome is app_id
_NET_WM_WINDOW_TYPE(ATOM) = _NET_WM_WINDOW_TYPE_NORMAL
_NET_WM_PID(CARDINAL) = 8572
WM_CLIENT_MACHINE(STRING) = "archlinux"
WM_PROTOCOLS(ATOM): protocols WM_DELETE_WINDOW, _NET_WM_PING, _NET_WM_SYNC_REQUEST
_KDE_NET_WM_USER_CREATION_TIME(CARDINAL) = 2416740