- Fixed the error message emitted for "can't

execute syncrule for destination column 'q';
mapper 'X' does not map this column" to
reference the correct mapper.  [ticket:2163].
Also in 0.6.8.
- test/orm/test_sync.py covers orm/sync.py 100%

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/sqlalchemy/orm/sync.py b/lib/sqlalchemy/orm/sync.py
index 15d35d2a5..5ebd44fb9 100644
--- a/lib/sqlalchemy/orm/sync.py
+++ b/lib/sqlalchemy/orm/sync.py
@@ -95,7 +95,7 @@ def _raise_col_to_prop(isdest, source_mapper, source_column, dest_mapper, dest_c
                                 "Can't execute sync rule for destination column '%s'; "
                                 "mapper '%s' does not map this column.  Try using an explicit"
                                 " `foreign_keys` collection which does not include this column "
-                                "(or use a viewonly=True relation)." % (dest_column, source_mapper)
+                                "(or use a viewonly=True relation)." % (dest_column, dest_mapper)
                                 )
     else:
         raise exc.UnmappedColumnError(