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-rw-r--r--dwl.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/dwl.c b/dwl.c
index 5ab5a0a..7fb1b88 100644
--- a/dwl.c
+++ b/dwl.c
@@ -1578,8 +1578,9 @@ maximizenotify(struct wl_listener *listener, void *data)
* protocol version
* wlr_xdg_surface_schedule_configure() is used to send an empty reply. */
Client *c = wl_container_of(listener, c, maximize);
- if (wl_resource_get_version(c->surface.xdg->toplevel->resource)
- < XDG_TOPLEVEL_WM_CAPABILITIES_SINCE_VERSION)
+ if (c->surface.xdg->initialized
+ && wl_resource_get_version(c->surface.xdg->toplevel->resource)
+ < XDG_TOPLEVEL_WM_CAPABILITIES_SINCE_VERSION)
wlr_xdg_surface_schedule_configure(c->surface.xdg);
}