danny@danny:~/workdir/root$ root -l exp2.c

root [0] 

Processing exp2.c...

Error in <TStreamerInfo::WriteBuffer>: The element TH2::fTsumwy2 type 228 (Double_t) is not supported yet


Error in <TStreamerInfo::WriteBuffer>: The element TH2::fTsumwxy type 228 (Double_t) is not supported yet


root [1]