diff --git a/kernel/filesys/tree.go b/kernel/filesys/tree.go
index 6b0521e13..948821f4f 100644
--- a/kernel/filesys/tree.go
+++ b/kernel/filesys/tree.go
@@ -24,7 +24,6 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
-	"time"
 
 	"github.com/88250/lute"
 	"github.com/88250/lute/parse"
@@ -45,10 +44,7 @@ func LoadTree(boxID, p string, luteEngine *lute.Lute) (ret *parse.Tree, err erro
 	}
 	ret = parseJSON2Tree(boxID, p, data, luteEngine)
 	if nil == ret {
-		ret = recoverParseJSON2Tree(boxID, p, filePath, luteEngine)
-		if nil == ret {
-			return nil, errors.New("parse tree failed")
-		}
+		return nil, errors.New("parse tree failed")
 	}
 	ret.Path = p
 	ret.Root.Path = p
@@ -185,47 +181,6 @@ func afterWriteTree(tree *parse.Tree) {
 	cache.PutDocIAL(tree.Path, docIAL)
 }
 
-func recoverParseJSON2Tree(boxID, p, filePath string, luteEngine *lute.Lute) (ret *parse.Tree) {
-	// 尝试从临时文件恢复
-	tmp := util.LatestTmpFile(filePath)
-	if "" == tmp {
-		logging.LogWarnf("recover tree [%s] not found tmp", filePath)
-		return
-	}
-
-	stat, err := os.Stat(filePath)
-	if nil != err {
-		logging.LogErrorf("stat tmp [%s] failed: %s", tmp, err)
-		return
-	}
-
-	if stat.ModTime().Before(time.Now().Add(-time.Hour * 24)) {
-		logging.LogWarnf("tmp [%s] is too old, remove it", tmp)
-		os.RemoveAll(tmp)
-		return
-	}
-
-	data, err := filelock.ReadFile(tmp)
-	if nil != err {
-		logging.LogErrorf("recover tree read from tmp [%s] failed: %s", tmp, err)
-		return
-	}
-	if err = filelock.WriteFile(filePath, data); nil != err {
-		logging.LogErrorf("recover tree write [%s] from tmp [%s] failed: %s", filePath, tmp, err)
-		return
-	}
-
-	ret = parseJSON2Tree(boxID, p, data, luteEngine)
-	if nil == ret {
-		logging.LogErrorf("recover tree from tmp [%s] parse failed, remove it", tmp)
-		os.RemoveAll(tmp)
-		return
-	}
-	logging.LogInfof("recovered tree [%s] from [%s]", filePath, tmp)
-	os.RemoveAll(tmp)
-	return
-}
-
 func parseJSON2Tree(boxID, p string, jsonData []byte, luteEngine *lute.Lute) (ret *parse.Tree) {
 	var err error
 	var needFix bool
diff --git a/kernel/model/box.go b/kernel/model/box.go
index 4335c9c76..7cee0fdf6 100644
--- a/kernel/model/box.go
+++ b/kernel/model/box.go
@@ -245,7 +245,10 @@ func (box *Box) Ls(p string) (ret []*FileInfo, totals int, err error) {
 		}
 		if strings.HasSuffix(name, ".tmp") {
 			// 移除写入失败时产生的临时文件
-			os.Remove(filepath.Join(util.DataDir, box.ID, p, name))
+			removePath := filepath.Join(util.DataDir, box.ID, p, name)
+			if removeErr := os.Remove(removePath); nil != removeErr {
+				logging.LogWarnf("remove tmp file [%s] failed: %s", removePath, removeErr)
+			}
 			continue
 		}
 
diff --git a/kernel/util/file.go b/kernel/util/file.go
index ab0c360b3..f39ebe004 100644
--- a/kernel/util/file.go
+++ b/kernel/util/file.go
@@ -22,7 +22,6 @@ import (
 	"os"
 	"path"
 	"path/filepath"
-	"sort"
 	"strings"
 	"unicode/utf8"
 
@@ -79,44 +78,6 @@ func LastID(p string) (name, id string) {
 	return
 }
 
-func LatestTmpFile(p string) string {
-	dir, base := filepath.Split(p)
-	files, err := os.ReadDir(dir)
-	if nil != err {
-		logging.LogErrorf("read dir [%s] failed: %s", dir, err)
-		return ""
-	}
-
-	var tmps []os.DirEntry
-	for _, f := range files {
-		if f.IsDir() {
-			continue
-		}
-		if strings.HasSuffix(f.Name(), ".tmp") && strings.HasPrefix(f.Name(), base) && len(base)+7+len(".tmp") == len(f.Name()) {
-			tmps = append(tmps, f)
-		}
-	}
-
-	if 1 > len(tmps) {
-		return ""
-	}
-
-	sort.Slice(tmps, func(i, j int) bool {
-		info1, err := tmps[i].Info()
-		if nil != err {
-			logging.LogErrorf("read file info [%s] failed: %s", tmps[i].Name(), err)
-			return false
-		}
-		info2, err := tmps[j].Info()
-		if nil != err {
-			logging.LogErrorf("read file info [%s] failed: %s", tmps[j].Name(), err)
-			return false
-		}
-		return info1.ModTime().After(info2.ModTime())
-	})
-	return filepath.Join(dir, tmps[0].Name())
-}
-
 func IsCorruptedSYData(data []byte) bool {
 	if 64 > len(data) || '{' != data[0] {
 		return true