Additional protection (test/embedding)

diff --git a/TRD/AliTRDdigitizer.cxx b/TRD/AliTRDdigitizer.cxx
index 8774694712cad055d72a3d9e56b48d990c07e874..4dde0cee0428b649cc78f5dfe7959f18f25df887 100644 (file)
--- a/TRD/AliTRDdigitizer.cxx
+++ b/TRD/AliTRDdigitizer.cxx
@@ -197,8 +197,10 @@ AliTRDdigitizer::~AliTRDdigitizer()
 
   // s-digitsmanager will be deleted via list
   fSDigitsManager     = 0;
-  fSDigitsManagerList->Delete();
-  delete fSDigitsManagerList;
+  if (fSDigitsManagerList) {
+    fSDigitsManagerList->Delete();
+    delete fSDigitsManagerList;
+  }
   fSDigitsManagerList = 0;
 
   delete [] fMasks;