From eb23beeacac5780cddb3094ae55ccc68a7a0d7f7 Mon Sep 17 00:00:00 2001
From: PaulJonasJost <jost.pauljonas@gmail.com>
Date: Mon, 16 Mar 2026 10:54:38 +0100
Subject: [PATCH] Fixed an error, where we checked for an empty condition table
 (which is true if we only have an index)

---
 src/petab_gui/views/simple_plot_view.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/petab_gui/views/simple_plot_view.py b/src/petab_gui/views/simple_plot_view.py
index eb11514..b9c0b59 100644
--- a/src/petab_gui/views/simple_plot_view.py
+++ b/src/petab_gui/views/simple_plot_view.py
@@ -180,7 +180,7 @@ def _render_on_main_thread(self, payload):
             meas_df is None
             or meas_df.empty
             or cond_df is None
-            or cond_df.empty
+            or not len(cond_df) > 0
         ):
             self._update_tabs(None)
             return