Error thrown during Scenarios comparison in Roadmaps, for TSV fields

Products

• Clarity PPM On Premise
• Clarity PPM SaaS

Issue/Introduction

Steps to Reproduce: 
    1. Create new attribute on Roadmap Item object with the following details:
        a. Data Type = Time-Varying
        b. Time-varying Data Units = Money
        c. Currency Code location = Reference another attribute of this object
            i. Which Field = Currency
        d. API Attribute ID of your choice
    2. Create new Roadmap instance
    3. Import two projects from PPM
    4. Create new scenario (It is assumed that it is named 'Default Scenario (Copy)')
    5. Change to Timeline view
    6. Set View Options as:
        a. Badges = <Attribute from step 1>
    7. Press Compare Scenarios button

    Expected Results: Comparison happens without an error being thrown

    Actual Results: Error thrown in the UI. Corresponding error message in app-ca.log is as below:
        ERROR 2024-06-05 09:40:35,620 [http-nio-8080-exec-142] ppm.rest (clarity:user:session:PPM_REST_API) (ebbb1762-a96c-4cba-8a9a-307e2a9615c0) RoadmapItemResourceProvider ::  : There is an internal error while fetching difference
        java.lang.NullPointerException: Cannot invoke "com.niku.union.odf.object.schema.types.CurveType.getType()" because the return value of "com.niku.union.odf.object.Attribute.getCurveType()" is null
            at com.ca.platform.osf.object.rest.compare.RestResourceComparator.processDelta(RestResourceComparator.java:181)
        ...
        ...
        ERROR 2024-06-05 09:40:35,620 [http-nio-8080-exec-142] ppm.rest (clarity:user:session:PPM_REST_API) (ebbb1762-a96c-4cba-8a9a-307e2a9615c0) 
        com.ca.ppm.rest.exception.APISystemException: API-1019 : Could not process the request due to internal error.
            at com.ca.ppm.rdm.object.rest.provider.RoadmapItemResourceProvider.processCompareData(RoadmapItemResourceProvider.java:409)

Environment

Version: 16.2.2.

Cause

DE80892

Resolution

DE80892 is fixed in 16.2.3.