From 1b63b613deaccfef37502b509b3e1addc5026430 Mon Sep 17 00:00:00 2001
From: Bernd Hahnebach <bernd@bimstatik.org>
Date: Tue, 3 Aug 2021 07:36:04 +0200
Subject: [PATCH] FEM: ccx tools task panel, do not run solver with no or wrong
 ccx binary

---
 src/Mod/Fem/femtaskpanels/task_solver_ccxtools.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Mod/Fem/femtaskpanels/task_solver_ccxtools.py b/src/Mod/Fem/femtaskpanels/task_solver_ccxtools.py
index 78cf978c9d..a33b5c7cf6 100644
--- a/src/Mod/Fem/femtaskpanels/task_solver_ccxtools.py
+++ b/src/Mod/Fem/femtaskpanels/task_solver_ccxtools.py
@@ -356,6 +356,13 @@ class _TaskPanel:
                 FemGui.open(self.fea.inp_file_name)
 
     def runCalculix(self):
+        if self.fea.ccx_binary_present is False:
+            self.femConsoleMessage(
+                "CalculiX can not be started. No or wrong CalculiX binary: {}"
+                .format(self.fea.ccx_binary)
+            )
+            # TODO deactivate the run button
+            return
         # print("runCalculix")
         self.Start = time.time()