If a beneficiary consents to conduct of a trustee that constitutes a breach of trust, releases a trustee from liability for a breach of trust or ratifies a transaction entered into by a trustee that constitutes a breach of trust, the trustee is not liable to the beneficiary for the breach of trust unless:\n(1) The consent, release or ratification of the beneficiary was induced by improper conduct of the trustee; or\n(2) At the time of the consent, release or ratification, the beneficiary did not know of the beneficiary’s rights or know of the material facts relating to the breach. [2005 c.348 §91]
Oregon Legal Code