The default XCM version is 2 in the Integritee Parachain, and there hasn't been set an explicit XCM version for the relay chain destination, which lead to a `DestinationUnsupported` error when sending the slot swap request UMP of https://integritee.polkassembly.io/referendum/17. This proposal aims to set the XCM version to 3 when the relay chain is the destination. This call has been tested on Rococo, and it successfully resolved the issue.

Schedule a majority-carries referendum to be tabled next once it is legal to schedule
an external referendum.

The dispatch of this call must be `ExternalMajorityOrigin`.

- `proposal_hash`: The preimage hash of the proposal.

Unlike `external_propose`, blacklisting has no effect on this and it may replace a
pre-scheduled `external_propose` call.

Weight: `O(1)`

Extoll that a particular destination can be communicated with through a particular
version of XCM.

- `origin`: Must be an origin specified by AdminOrigin.
- `location`: The destination that is being described.
- `xcm_version`: The latest version of XCM that `location` supports.

- The Integritee Parachain has a default XCM version of 2.
- There was an error when trying to send a slot swap request to the relay chain destination.
- This proposal suggests setting the XCM version to 3 for the relay chain destination.
- The proposal has been tested on Rococo and it fixed the issue.
- The proposal can be found at https://integritee.polkassembly.io/referendum/17.

#21 Configure the relay chain XCM version to 3

No Active Proposals