Modification to protect the process when some collection are not available

Author: Alessandro Rossi

DQM/Integration/python/clients/hlt_dqm_sourceclient-live_cfg.py

@@ -46,8 +46,8 @@
 )
 #SiStrip Local Reco
 process.load("CalibTracker.SiStripCommon.TkDetMapESProducer_cfi")
-#SiPixelTemplate
-process.load("CalibTracker.SiPixelESProducers.SiPixelTemplateDBObjectESProducer_cfi")
+#Track refitters
+process.load("RecoTracker.TrackProducer.TrackRefitters_cff")
 
 #---- for P5 (online) DB access
 process.load("DQM.Integration.config.FrontierCondition_GT_cfi")

DQMOffline/Trigger/python/SiPixel_OfflineMonitoring_cff.py

@@ -6,8 +6,8 @@
 from DQM.SiPixelMonitorTrack.RefitterForPixelDQM import *
 
 hltSiPixelClusterShapeCache = siPixelClusterShapeCache.clone(src = 'hltSiPixelClusters')
-hltrefittedForPixelDQM = refittedForPixelDQM.clone(src ='hltMergedTracks')
-
+hltrefittedForPixelDQM = refittedForPixelDQM.clone(src ='hltMergedTracks',
+                                                   TTRHBuilder = cms.string('WithTrackAngle')) # no templates at HLT
 sipixelMonitorHLTsequence = cms.Sequence(
     hltSiPixelClusterShapeCache
     + hltSiPixelPhase1ClustersAnalyzer

RecoPixelVertexing/PixelLowPtUtilities/plugins/SiPixelClusterShapeCacheProducer.cc

@@ -61,6 +61,13 @@ void SiPixelClusterShapeCacheProducer::produce(edm::StreamID, edm::Event& iEvent
   edm::Handle<InputCollection> input;
   iEvent.getByToken(token_, input);
 
+  if (!input.isValid()) {
+    edm::LogError("siPixelClusterShapeCache") << "input pixel cluster collection is not valid!";
+    auto output = std::make_unique<SiPixelClusterShapeCache>();
+    iEvent.put(std::move(output));
+    return;
+  }
+
   const auto& geom = &iSetup.getData(geomToken_);
 
   auto output = std::make_unique<SiPixelClusterShapeCache>(input);