[BUG]: Compare Models fails on the manual testing scenario

[jryu01]

• Scenario: https://github.com/DARPA-ASKEM/terarium/blob/main/testing/manual/compare-two-models.md
• Link to the project: https://app.staging.terarium.ai/projects/296b2313-ee16-4c0f-a081-c5458831e1a3/workflow/24d9ab8a-03e9-47b9-9219-0378d2b0e4bc?operator=aa201c99-584f-4e14-80bb-dbb9a01143a9

4-3 and 5-5 fails from the above test scenario. Also following error occurs during step 4

Describe the issue A clear and concise description of what the bug is.

[YohannParis]

GoLLM summary should returns.