diff --git a/Graphs/graphdata_custom.cpp b/Graphs/graphdata_custom.cpp
index 670df47f..52e115a4 100644
--- a/Graphs/graphdata_custom.cpp
+++ b/Graphs/graphdata_custom.cpp
@@ -222,10 +222,10 @@ void TAPData::Reload(Day *day)
             } else {
                 double d=last.msecsTo(ev.time())/1000.0;
 
-                //assert(lastval<max_slots);
+                assert(lastval<max_slots);
                 if (lastval>max_slots) {
                     int i=0;
-                    throw BoundsError();
+                  //  throw BoundsError();
                 }
                 pTime[lastval]+=d;
             }
diff --git a/SleepLib/loader_plugins/resmed_loader.cpp b/SleepLib/loader_plugins/resmed_loader.cpp
index 206f851c..f4ae5df2 100644
--- a/SleepLib/loader_plugins/resmed_loader.cpp
+++ b/SleepLib/loader_plugins/resmed_loader.cpp
@@ -241,6 +241,11 @@ bool ResmedLoader::Open(QString & path,Profile *profile)
         datestr=filename.section("_",0,1);
         date=QDateTime::fromString(datestr,"yyyyMMdd_HHmmss");
         sessionid=date.toTime_t();
+        // Resmed bugs up on the session filenames.. 1 second either way
+        if (sessfiles.find(sessionid)==sessfiles.end()) {
+            if (sessfiles.find(sessionid+1)!=sessfiles.end()) sessionid++;
+            if (sessfiles.find(sessionid-1)!=sessfiles.end()) sessionid--;
+        }
 
         sessfiles[sessionid].push_back(fi.canonicalFilePath());
     }