FIX: catch exceptions


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4954 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: catch matrix exceptions


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4955 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: compile error


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4956 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: time-of-check/time-of-use race condition


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4957 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: catch divisions by zero


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4958 42a5c34f-2066-0410-bec5-ba365beb4995