Revert "add trace"

This reverts commit 22357983908738dbc1daf59e61e255219b87b88a.
Revert "add trace"

This reverts commit 98d4700237f595923d3b13906722ea9d5108c67b.
Revert "UnitOfWork destructor fix"

This reverts commit f55c802f94bc50e8f189901968a322be4e9ec9b4.
Revert "UnitOfWork Destructor fix"

This reverts commit bd023e3ef6bc82721a93f4fdf4207945e723bbf6.