add protection.

InnerDetector/InDetConditions/PixelConditionsTools/src/PixelConditionsSummaryTool.cxx

@@ -98,6 +98,8 @@ PixelConditionsSummaryTool::IDCCacheEntry* PixelConditionsSummaryTool::getCacheE
 }
 
 uint64_t PixelConditionsSummaryTool::getBSErrorWord(const IdentifierHash& moduleHash, const EventContext& ctx) const {
+  if (!m_useByteStream) { return 0; }
+
   std::lock_guard<std::mutex> lock{m_cacheMutex};
   auto idcCachePtr = getCacheEntry(ctx)->IDCCache;
   if (idcCachePtr==nullptr) {

InnerDetector/InDetMonitoring/PixelMonitoring/src/PixelAthErrorMonAlg.cxx

@@ -66,8 +66,10 @@ StatusCode PixelAthErrorMonAlg::fillHistograms( const EventContext& ctx ) const
   //
   // Print all Module/FE errors
   int maxHash = m_pixelid->wafer_hash_max();
+
   for (int i=0; i<maxHash; i++) {
     // Get accumulated errors (Module)
+    
     uint64_t kErrorWord = m_pixelCondSummaryTool->getBSErrorWord(i,ctx);
 
     ATH_MSG_DEBUG("Module hash=" << i << " has");