Merge branch 'RPC_Digitization_Overlay_Workaround_ATLASRECTS-3871_21.0' into '21.0'

Pulling in fixes from RPC_Digitization-01-05-18

See merge request !2310

MuonSpectrometer/MuonDigitization/RPC_Digitization/src/RpcDigitizationTool.cxx

@@ -1565,9 +1565,22 @@ int RpcDigitizationTool::findStripNumber(Amg::Vector3D posInGap, Identifier digi
   Identifier firstStrip = m_idHelper->channelID(digitId, doubletZ, doubletPhi, gasGap, measuresPhi, 1);
   Identifier lastStrip = m_idHelper->channelID(digitId, doubletZ, doubletPhi, gasGap, measuresPhi, nstrips);
 
-  Amg::Vector3D firstPos=ele->localStripPos(firstStrip);
-  Amg::Vector3D lastPos=ele->localStripPos(lastStrip);
-
+  Amg::Vector3D firstPos(0.,0.,0);
+  try {
+    firstPos=ele->localStripPos(firstStrip);
+  }
+  catch (...) {
+    ATH_MSG_ERROR("RpcReadoutElement::localStripPos call failed.");
+    ATH_MSG_WARNING("firstPos determination failed.");
+  }
+  Amg::Vector3D lastPos(0.,0.,0);
+  try {
+    lastPos=ele->localStripPos(lastStrip);
+  }
+  catch (...) {
+    ATH_MSG_ERROR("RpcReadoutElement::localStripPos call failed.");
+    ATH_MSG_WARNING("lastPos determination failed.");
+  }
 
   // if(ele->Nphigasgaps()!=1) return result; //all but BMS/F and ribs chambers