Protection added in TBranchElememnt::Streamer in case a Tree has been read from a file, then written again to the same file without any I/O in between. In this case the TStreamerInfo of the referenced classes is not available. (thanks to Peter Hristov for showing a simple case).
Protection added in TBranchElememnt::Streamer in case a Tree has been read
from a file, then written again to the same file without any I/O
in between. In this case the TStreamerInfo of the referenced classes
is not available. (thanks to Peter Hristov for showing a simple case).


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@6415 27541ba8-7e3a-0410-8455-c3a389f83636

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