fix 0,0 pruning strategy error

store/iavl/store.go

@@ -1,6 +1,7 @@
 package iavl
 
 import (
+	"fmt"
 	"io"
 	"sync"
 
@@ -38,12 +39,14 @@ type Store struct {
 func LoadStore(db dbm.DB, id types.CommitID, pruning types.PruningOptions, lazyLoading bool) (types.CommitKVStore, error) {
 	var iavlOpts *iavl.Options
 	iavlOpts = iavl.PruningOptions(pruning.KeepEvery(), pruning.KeepRecent())
+	fmt.Printf("iavlOpts: %v\n", iavlOpts)
 	tree, err := iavl.NewMutableTreeWithOpts(
 		db,
 		dbm.NewMemDB(),
 		defaultIAVLCacheSize,
 		iavlOpts,
 	)
+	fmt.Printf("IAVL ERR: %v\n", err)
 	if err != nil {
 		return nil, err
 	}

store/rootmulti/proof_test.go

@@ -61,7 +61,8 @@ func TestVerifyMultiStoreQueryProof(t *testing.T) {
 	iavlStoreKey := types.NewKVStoreKey("iavlStoreKey")
 
 	store.MountStoreWithDB(iavlStoreKey, types.StoreTypeIAVL, nil)
-	store.LoadVersion(0)
+	serr := store.LoadVersion(0)
+	require.Nil(t, serr)
 
 	iavlStore := store.GetCommitStore(iavlStoreKey).(*iavl.Store)
 	iavlStore.Set([]byte("MYKEY"), []byte("MYVALUE"))

store/rootmulti/store.go

@@ -49,6 +49,7 @@ var _ types.Queryable = (*Store)(nil)
 func NewStore(db dbm.DB) *Store {
 	return &Store{
 		db:           db,
+		pruningOpts:  types.PruneNothing,
 		storesParams: make(map[types.StoreKey]storeParams),
 		stores:       make(map[types.StoreKey]types.CommitKVStore),
 		keysByName:   make(map[string]types.StoreKey),