X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=STEER%2FAliDataLoader.cxx;h=2ee8be1394f27cd992d94d7f19bb7906e8cabec7;hp=76b0e91846cb0b19a8ee71796014d5497ce29fd3;hb=1bb20a3735b60be078af48dd2b180f88d8d0a58d;hpb=4d1d0fe9ce23e30327eccde486b12e581b7083cd

diff --git a/STEER/AliDataLoader.cxx b/STEER/AliDataLoader.cxx
index 76b0e91846c..2ee8be1394f 100644
--- a/STEER/AliDataLoader.cxx
+++ b/STEER/AliDataLoader.cxx
@@ -245,6 +245,8 @@ void AliDataLoader::Unload()
 void AliDataLoader::UnloadAll()
 {
 //Unloads all data and tasks
+ if ( fFile == 0x0 ) return; //nothing loaded
+ 
  TIter next(fBaseLoaders);
  AliBaseLoader* bl;
  while ((bl = (AliBaseLoader*)next()))