Resolving dependencies... Error: cabal: Could not resolve dependencies: [__0] trying: freckle-app-1.10.1.0 (user goal) [__1] unknown package: hs-opentelemetry-propagator-datadog (dependency of freckle-app) [__1] fail (backjumping, conflict set: freckle-app, hs-opentelemetry-propagator-datadog) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: freckle-app, hs-opentelemetry-propagator-datadog