Source range indicator wrong when doing frame conversion using add output

Issue

When exporting a 59.49 timeline to 29,97 the  source range indicator wrongly suggests i have only part of my timeline selected. See attached screenshot.

Adobe Media Encoder version number: 251 (Build 65)

Operating system: Windows 11 v.10.0.26100.1

Steps to reproduce

Export a 59.49 timeline to 29,97 have no in and outputs in the timeline.

Perhaps add a second output

Expected result 

Source range indicator indicates complete timeline is selected for export

Actual result

Source range indicator indicates part of the timeline is selected for export