diff --git a/publish/changeLog.md b/publish/changeLog.md
index f46a561..54776af 100644
--- a/publish/changeLog.md
+++ b/publish/changeLog.md
@@ -7,6 +7,7 @@
 
 - 不再丢弃kg源逐行歌词（@helloplhm-qwq）
 - 支持kw源排行榜显示大小（revert @Folltoshe #1460）
+- 优化本地歌曲换源匹配机制
 
 ### 修复
 
diff --git a/src/core/music/local.ts b/src/core/music/local.ts
index e967400..a86adf7 100644
--- a/src/core/music/local.ts
+++ b/src/core/music/local.ts
@@ -16,26 +16,26 @@ import { getLocalFilePath } from '@/utils/music'
 import { readLyric, readPic } from '@/utils/localMediaMetadata'
 import { stat } from '@/utils/fs'
 
-const getOtherSourceByLocal = async(musicInfo: LX.Music.MusicInfoLocal) => {
+const getOtherSourceByLocal = async<T>(musicInfo: LX.Music.MusicInfoLocal, handler: (infos: LX.Music.MusicInfoOnline[]) => Promise<T>) => {
   let result: LX.Music.MusicInfoOnline[] = []
   result = await getOtherSource(musicInfo)
-  if (result.length) return result
+  if (result.length) try { return await handler(result) } catch {}
   if (musicInfo.name.includes('-')) {
     const [name, singer] = musicInfo.name.split('-').map(val => val.trim())
     result = await getOtherSource({
       ...musicInfo,
       name,
       singer,
-    })
-    if (result.length) return result
+    }, true)
+    if (result.length) try { return await handler(result) } catch {}
     result = await getOtherSource({
       ...musicInfo,
       name: singer,
       singer: name,
-    })
-    if (result.length) return result
+    }, true)
+    if (result.length) try { return await handler(result) } catch {}
   }
-  let fileName = (await stat(musicInfo.meta.filePath).catch(() => ({ name: null }))).name ?? musicInfo.meta.filePath.split('/').at(-1)
+  let fileName = (await stat(musicInfo.meta.filePath).catch(() => ({ name: null }))).name ?? musicInfo.meta.filePath.split(/\/|\\/).at(-1)
   if (fileName) {
     fileName = fileName.substring(0, fileName.lastIndexOf('.'))
     if (fileName != musicInfo.name) {
@@ -45,25 +45,25 @@ const getOtherSourceByLocal = async(musicInfo: LX.Music.MusicInfoLocal) => {
           ...musicInfo,
           name,
           singer,
-        })
-        if (result.length) return result
+        }, true)
+        if (result.length) try { return await handler(result) } catch {}
         result = await getOtherSource({
           ...musicInfo,
           name: singer,
           singer: name,
-        })
+        }, true)
       } else {
         result = await getOtherSource({
           ...musicInfo,
           name: fileName,
           singer: '',
-        })
+        }, true)
       }
-      if (result.length) return result
+      if (result.length) try { return await handler(result) } catch {}
     }
   }
 
-  return result
+  throw new Error('source not found')
 }
 
 export const getMusicUrl = async({ musicInfo, isRefresh, onToggleSource = () => {} }: {
@@ -85,14 +85,14 @@ export const getMusicUrl = async({ musicInfo, isRefresh, onToggleSource = () =>
   } catch {}
 
   onToggleSource()
-  const otherSource = await getOtherSourceByLocal(musicInfo)
-  if (!otherSource.length) throw new Error('source not found')
-  return getOnlineOtherSourceMusicUrl({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(({ url, quality: targetQuality, musicInfo: targetMusicInfo, isFromCache }) => {
-    // saveLyric(musicInfo, data.lyricInfo)
-    if (!isFromCache) void saveMusicUrl(targetMusicInfo, targetQuality, url)
+  return getOtherSourceByLocal(musicInfo, async(otherSource) => {
+    return getOnlineOtherSourceMusicUrl({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(({ url, quality: targetQuality, musicInfo: targetMusicInfo, isFromCache }) => {
+      // saveLyric(musicInfo, data.lyricInfo)
+      if (!isFromCache) void saveMusicUrl(targetMusicInfo, targetQuality, url)
 
-    // TODO: save url ?
-    return url
+      // TODO: save url ?
+      return url
+    })
   })
 }
 
@@ -120,15 +120,15 @@ export const getPicUrl = async({ musicInfo, listId, isRefresh, skipFilePic, onTo
   } catch {}
 
   onToggleSource()
-  const otherSource = await getOtherSourceByLocal(musicInfo)
-  if (!otherSource.length) throw new Error('source not found')
-  return getOnlineOtherSourcePicUrl({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(({ url, musicInfo: targetMusicInfo, isFromCache }) => {
-    if (listId) {
-      musicInfo.meta.picUrl = url
-      void updateListMusics([{ id: listId, musicInfo }])
-    }
+  return getOtherSourceByLocal(musicInfo, async(otherSource) => {
+    return getOnlineOtherSourcePicUrl({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(({ url, musicInfo: targetMusicInfo, isFromCache }) => {
+      if (listId) {
+        musicInfo.meta.picUrl = url
+        void updateListMusics([{ id: listId, musicInfo }])
+      }
 
-    return url
+      return url
+    })
   })
 }
 
@@ -169,15 +169,14 @@ export const getLyricInfo = async({ musicInfo, isRefresh, skipFileLyric, onToggl
   } catch {}
 
   onToggleSource()
-  const otherSource = await getOtherSourceByLocal(musicInfo)
-  if (!otherSource.length) throw new Error('source not found')
-  // eslint-disable-next-line @typescript-eslint/promise-function-async
-  return getOnlineOtherSourceLyricInfo({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(({ lyricInfo, musicInfo: targetMusicInfo, isFromCache }) => {
-    void saveLyric(musicInfo, lyricInfo)
+  return getOtherSourceByLocal(musicInfo, async(otherSource) => {
+    return getOnlineOtherSourceLyricInfo({ musicInfos: [...otherSource], onToggleSource, isRefresh }).then(async({ lyricInfo, musicInfo: targetMusicInfo, isFromCache }) => {
+      void saveLyric(musicInfo, lyricInfo)
 
-    if (isFromCache) return buildLyricInfo(lyricInfo)
-    void saveLyric(targetMusicInfo, lyricInfo)
+      if (isFromCache) return buildLyricInfo(lyricInfo)
+      void saveLyric(targetMusicInfo, lyricInfo)
 
-    return buildLyricInfo(lyricInfo)
+      return buildLyricInfo(lyricInfo)
+    })
   })
 }
diff --git a/src/utils/musicSdk/kg/lyric.js b/src/utils/musicSdk/kg/lyric.js
index c1a7b64..3348095 100644
--- a/src/utils/musicSdk/kg/lyric.js
+++ b/src/utils/musicSdk/kg/lyric.js
@@ -57,6 +57,7 @@ const parseLyric = str => {
 
 export default {
   getIntv(interval) {
+    if (!interval) return 0
     let intvArr = interval.split(':')
     let intv = 0
     let unit = 1
diff --git a/src/utils/musicSdk/mg/temp/leaderboard-old.js b/src/utils/musicSdk/mg/temp/leaderboard-old.js
index 1c5cb18..674c979 100644
--- a/src/utils/musicSdk/mg/temp/leaderboard-old.js
+++ b/src/utils/musicSdk/mg/temp/leaderboard-old.js
@@ -72,6 +72,7 @@ export default {
     return arr.join('、')
   },
   getIntv(interval) {
+    if (!interval) return 0
     let intvArr = interval.split(':')
     let intv = 0
     let unit = 1
diff --git a/src/utils/musicSdk/wy/lyric.js b/src/utils/musicSdk/wy/lyric.js
index 61e01d8..3d74f76 100644
--- a/src/utils/musicSdk/wy/lyric.js
+++ b/src/utils/musicSdk/wy/lyric.js
@@ -126,6 +126,7 @@ const parseTools = {
     })
   },
   getIntv(interval) {
+    if (!interval) return 0
     if (!interval.includes('.')) interval += '.0'
     let arr = interval.split(/:|\./)
     while (arr.length < 3) arr.unshift('0')