Summary
If the helm release is installed from devtron app store, and if release gets uninstalled from terminal, then on chart detail page, deployment list gets stuck on loading.

Error in the API :
{"code":500,"status":"Internal Server Error","errors":[{"code":"000","internalMessage":"[{rpc error: code = Unknown desc = release: not found}]","userMessage":"rpc error: code = Unknown desc = release: not found"}]}
Proposal
UI should show the release with status "Not Found" like we do for argo cd apps