"git@git.cbm.gsi.de:computing/cbmroot.git" did not exist on "14c9702549d7bfd9e8805d7a9a5ea08a1fb248a3"
Protection for non-existing data source in CbmMCDataArray.
The following code crashes when the "MvdPoint" branch is not present in the data:
CbmMCDataArray *points = CbmMCDataManager::InitBranch("MvdPoint"); // OK, points !=nullptr
points->Size(file, event); // crash