Steps to regenerate -
1) Navigate to Workeffort -> Workeffort
2) Search existing work efforts from Find Work Effort screen and go to its detail page.
3) Click on Agreement Appls tab to add / view work effort agreement applics.
4) Add agreement applics for work effort if does not found any.
5) Select AgreementId listed there to view the Agreement detail page.
Expected : It should redirect to Agreement detail page.
Actual : It redirects to List Agreements page and also page got broken.
Here is the reference link -