(a) A member's obligation to contribute money, property or other benefit to, or to perform services for, a limited liability company is not excused by the member's death, disability or other inability to perform personally. If a member does not make the required contribution of property or services, the member is obligated at the option of the company to contribute money equal to the value of that portion of the stated contribution which has not been made.
(b) A creditor of a limited liability company who extends credit or otherwise acts in reliance on an obligation described in subsection (a) of this section, and without notice of any compromise under section 4-404(c)(5), may enforce the original obligation.