arkwork-setups had a dep parity-scale-codec, version="2" which started creating multiple version conflicts in ink! smartcontracts
e.g
error: There are multiple `parity-scale-codec` packages in your project, and the specification `parity-scale-codec` is ambiguous.
Please re-run this command with `-p <spec>` where `<spec>` is one of the following:
parity-scale-codec:2.3.1
parity-scale-codec:3.1.2
Ink 3.0-rc9 brought some breaking changes one of which is to upgrade
parity-scale-codec
to version="3".more info about Ink! 3.0-rc9 changes : here
arkwork-setups had a dep
parity-scale-codec, version="2"
which started creating multiple version conflicts in ink! smartcontracts