the reason: seam 2.x use "Detect one-to-one associations" and seam 1.2 does not,
"Detect one-to-one associations" works wrong with this specific shema.
the reason: seam 2.x use "Detect one-to-one associations" and seam 1.2 does not,
"Detect one-to-one associations" works wrong with this specific shema.