# :MEASure:MTESt:FUINtervals:STATus:REASon?

Mask Test Failed UI Commands

- :MEASure:MTESt:FUINtervals?
- :MEASure:MTESt:FUINtervals:LOCation?
- :MEASure:MTESt:FUINtervals:STATus?
- :MEASure:MTESt:FUINtervals:STATus:DETails?
- :MEASure:MTESt:FUINtervals:STATus:REASon?

## Query Syntax

    :MEASure:MTESt{N}:FUINtervals:STATus:REASon?

{N} identifies a specific mask and must be a value from 1 to 16. For example, `:MTESt2` selects mask 2.

## Query Response

Refer to the table "Common Reasons for INV or QUES Status".

## Description

Returns a string that explains the reason for a failed `:MEASure:MTESt:FUINtervals?` measurement. If the measurement was successful, a null string is returned.

Additional information about the failure may be available using the `:MEASure:MTESt:FUINtervals:STATus:DETails?` sibling query. Use the `:MEASure:MTESt:FUINtervals:STATus?` parent query to determine if the measurement has failed.

## See Also

- Measurement Errors