used CTT version 1.2.336.256

If within the project settings 'Server Test/NodeIds/DA Profile/Analog Type' the Nodes for 'Byte' until 'UInt64' are not offer the property 'InstrumentRange', the script will be skipped.
This is based on the initialize.js script.
code snippet:
...
// get an array of MonitoredItem objects, these will be used by all scripts in this Conformance Unit
var AnalogItems = MonitoredItem.fromSettings( Settings.ServerTest.NodeIds.Static.DAProfile.AnalogType.NumericSettings );
...

Through the last parameter 'NumericSettings' the project settings 'NodeIdWithEngineeringUnits' and 'NodeIdWithInstrumentRange' will not copied to 'var AnalogItems'.
Based on this script 020.js will be skipped by line 17.
Code Snippet:
...
if( !isDefined( item1 ) ) {
addSkipped( "Unable to find a node of type AnalogItemType featuring an InstrumentRange property, which is an OPTIONAL property." );
return( false );
}
...