Invalid operation. (Error 3219)

Possible causes:

• You tried to write to a read-only property. See the Help topic for the property to determine whether it is read/write.
• You tried to use a method or property on a type of Recordset object that the method or property does not apply to. See the Recordset object summary topic to determine which methods and properties apply to a given type of Recordset object.
• You tried to append a property to a Properties collection of an object that does not support user-defined properties.
• You tried to use the Update method on a read-only Recordset object.