What does this mean?

18:49:39 [WARN] Error loading process execution result from local cache: Error when merging output files and directories: Digest Digest(Fingerprint<5771c0d6a26ae386e4e38353a87db8dd953cf456af11a46e3b1822f5081f5545>, 165) did not exist in the Store. - continuing to execute

Context is that I introduced a new subsystem

PytestV2

, which uses new requirements, and pointed

run_python_test

to use it. A rerun worked normally without the error