Error in Vendors Program - Unable to select Vendor information. A Subquery has returned not exactly one row.

Error in Vendors Program:

Unable to select Vendor information. -284 . Additional information concerning a status error of -284.  A Subquery has returned not exactly one row.

• Munis 

• Accounts Payable 

• Vendors Program 

The Vendor Remittance Contacts are out of sequence.

Please contact the Purchasing support team for resolution.