Fix bug #392 by improving empty list/map handling

[pulseview.git] / pv / popups / probes.cpp

diff --git a/pv/popups/probes.cpp b/pv/popups/probes.cpp
index ada4d9a09ed64b58af4d0807d655975f5b9116fd..fc069b8fd42761ef6ce5d6edda43d93e55d02dd8 100644 (file)
--- a/pv/popups/probes.cpp
+++ b/pv/popups/probes.cpp
@@ -34,9 +34,9 @@
 
 using namespace Qt;
 
-using boost::shared_ptr;
 using std::map;
 using std::set;
+using std::shared_ptr;
 using std::vector;
 
 using pv::view::Signal;
@@ -82,7 +82,9 @@ Probes::Probes(SigSession &session, QWidget *parent) :
                        assert(probe);
 
                        const auto iter = signal_map.find(probe);
-                       assert(iter != signal_map.end());
+
+                       if (iter == signal_map.end())
+                               break;
 
                        group_sigs.push_back((*iter).second);
                        signal_map.erase(iter);