Fix Seid Rollback state mismatch error

server/rollback.go

@@ -22,7 +22,7 @@
 progress. Rollback overwrites a state at height n with the state at height n - 1.
 The application also roll back to height n - 1. No blocks are removed, so upon
 restarting Tendermint the transactions in block n will be re-executed against the
-application.
+application. If you wanna rollback multiple blocks, please add --hard option.
 `,
 		RunE: func(cmd *cobra.Command, args []string) error {
 			ctx := GetServerContextFromCmd(cmd)
@@ -54,7 +54,7 @@
 
 			// rollback the app state
 			lastCommit = app.CommitMultiStore().LastCommitID()
-			fmt.Printf("App state height %d and hash %X\n", lastCommit.GetVersion(), lastCommit.GetHash())
+			fmt.Printf("CMS app state height %d and hash %X\n", lastCommit.GetVersion(), lastCommit.GetHash())
 			fmt.Printf("Attempting to rollback app state to height=%d\n", tmHeight)
 			if err := app.CommitMultiStore().RollbackToVersion(tmHeight); err != nil {
 				return fmt.Errorf("failed to rollback to version: %w", err)

storev2/rootmulti/store.go

@@ -519,7 +519,17 @@
 	if target > math.MaxUint32 {
 		return fmt.Errorf("rollback height target %d exceeds max uint32", target)
 	}
-	return rs.scStore.Rollback(target)
+	err := rs.scStore.Rollback(target)
+	if err != nil {
+		return err
+	}
+	// We need to update the lastCommitInfo after rollback
+	if rs.scStore.Version() != 0 {
+		fmt.Printf("Rolled back CMS to version %d\n", rs.scStore.Version())
+		rs.lastCommitInfo = convertCommitInfo(rs.scStore.LastCommitInfo())
+		rs.lastCommitInfo = amendCommitInfo(rs.lastCommitInfo, rs.storesParams)
+	}
+	return nil
 }
 
 // getStoreByName performs a lookup of a StoreKey given a store name typically