submodule update module selection not always accurate

By fx2f... on June 04, 2013 12:58 (imported from Google Code)

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What steps will reproduce the problem?

1. use a git project with some submodules
2. trigger submodule update

expected:
Dialog with all submodule selected for update

instead:
Dialog where some submodules are not selected for update

Tortoisegit 1.8.3.0
msysgit 1.8.1
Win7 64 bit