Include changes from PR #6283

CHANGELOG.md

@@ -131,6 +131,7 @@ is the latest height, we'll use the store's `lastCommitInfo`. Otherwise, we fetc
 
 ### State Machine Breaking
 
+* (x/bank) [\#6283](https://github.com/cosmos/cosmos-sdk/pull/6283) Create account if recipient does not exist on handing `MsgMultiSend`.
 * (genesis) [\#5506](https://github.com/cosmos/cosmos-sdk/pull/5506) The `x/distribution` genesis state
   now includes `params` instead of individual parameters.
 * (genesis) [\#5017](https://github.com/cosmos/cosmos-sdk/pull/5017) The `x/genaccounts` module has been
@@ -352,7 +353,7 @@ to detail this new feature and how state transitions occur.
   now exists a single `Params` type with a getter and setter along with a getter for each individual parameter.
 
 ### Bug Fixes
-
+* (x/bank) [\#6283](https://github.com/cosmos/cosmos-sdk/pull/6283) Create account if recipient does not exist on handing `MsgMultiSend`.
 * (rest) [\#5508](https://github.com/cosmos/cosmos-sdk/pull/5508) Fix `x/distribution` endpoints to properly return height in the response.
 * (x/genutil) [\#5499](https://github.com/cosmos/cosmos-sdk/pull/) Ensure `DefaultGenesis` returns valid and non-nil default genesis state.
 * (client) [\#5303](https://github.com/cosmos/cosmos-sdk/issues/5303) Fix ignored error in tx generate only mode.

x/bank/internal/keeper/keeper.go

@@ -211,6 +211,15 @@ func (keeper BaseSendKeeper) InputOutputCoins(ctx sdk.Context, inputs []types.In
 				sdk.NewAttribute(sdk.AttributeKeyAmount, out.Coins.String()),
 			),
 		)
+
+		// Create account if recipient does not exist.
+		//
+		// NOTE: This should ultimately be removed in favor a more flexible approach
+		// such as delegated fee messages.
+		acc := keeper.ak.GetAccount(ctx, out.Address)
+		if acc == nil {
+			keeper.ak.SetAccount(ctx, keeper.ak.NewAccountWithAddress(ctx, out.Address))
+		}
 	}
 
 	return nil