Revert "fix(x/gov): Return ErrInvalidProposalContent in SubmitProposa…

…l when legacy handler returns an error. (backport cosmos#13051) (cosmos#15667)"

This reverts commit f89d955.

Update CHANGELOG.md

changelog

CHANGELOG.md

@@ -37,6 +37,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+* (x/gov) [#16331](https://github.com/cosmos/cosmos-sdk/pull/16331) Revert a change that breaks result hash.
+
 ## [v0.46.12](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.12) - 2022-04-04
 
 ### Features

x/gov/keeper/proposal.go

@@ -1,7 +1,6 @@
 package keeper
 
 import (
-	"errors"
 	"fmt"
 
 	"github.com/cosmos/cosmos-sdk/client"
@@ -55,10 +54,7 @@ func (keeper Keeper) SubmitProposal(ctx sdk.Context, messages []sdk.Msg, metadat
 		if msg, ok := msg.(*v1.MsgExecLegacyContent); ok {
 			cacheCtx, _ := ctx.CacheContext()
 			if _, err := handler(cacheCtx, msg); err != nil {
-				if errors.Is(types.ErrNoProposalHandlerExists, err) {
-					return v1.Proposal{}, err
-				}
-				return v1.Proposal{}, sdkerrors.Wrap(types.ErrInvalidProposalContent, err.Error())
+				return v1.Proposal{}, sdkerrors.Wrap(types.ErrNoProposalHandlerExists, err.Error())
 			}
 		}