Don't call @property functionfix_snapshot_before_visible

It directly returns the boolean. No need to call it. Calling it crashes saying that a bool object can't be called.

1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/CuraEngineBackend/CuraEngineBackend.py b/plugins/CuraEngineBackend/CuraEngineBackend.py
index 355406fe62..ecf9d95492 100755
--- a/plugins/CuraEngineBackend/CuraEngineBackend.py
+++ b/plugins/CuraEngineBackend/CuraEngineBackend.py
@@ -250,7 +250,7 @@ class CuraEngineBackend(QObject, Backend):
     @call_on_qt_thread  # must be called from the main thread because of OpenGL
     def _createSnapshot(self) -> None:
         self._snapshot = None
-        if not CuraApplication.getInstance().isVisible():
+        if not CuraApplication.getInstance().isVisible:
             Logger.log("w", "Attempt to create snapshot before complete initialization.")
             return
         Logger.log("i", "Creating thumbnail image (just before slice)...")