diff --git a/src/actions/preview-build.ts b/src/actions/preview-build.ts
index 69c7513e..fc56e734 100644
--- a/src/actions/preview-build.ts
+++ b/src/actions/preview-build.ts
@@ -40,7 +40,7 @@ export async function previewAction(input = previewBuildInput()) {
   await assertEasVersion('>=3.4.0');
 
   const fingerprintLibRoot = await installFingerprintAsync(input);
-  console.log('ooxx fingerprintLibRoot', fingerprintLibRoot);
+  console.log('ooxx fingerprintLibRoot3', fingerprintLibRoot);
   const stdout = await getExecOutput('find', ['.', '-ls'], { cwd: fingerprintLibRoot });
   console.log('ooxx stdout', stdout);
   const fingerprint = importFingerprint(fingerprintLibRoot);
@@ -106,6 +106,7 @@ async function installFingerprintAsync(input: ReturnType<typeof previewBuildInpu
         await saveToCache(packageName, version, input.packager);
       }
     }
+    console.log('ooxx fingerprintLibRoot2', fingerprintLibRoot);
     return fingerprintLibRoot;
   });
 }
diff --git a/src/cacher.ts b/src/cacher.ts
index 17b2a85d..be4d5f59 100644
--- a/src/cacher.ts
+++ b/src/cacher.ts
@@ -54,6 +54,7 @@ export async function saveToCache(name: string, version: string, manager: string
     console.log('ooxx saveCache', [toolPath(name, version)], cacheKey(name, version, manager));
     await saveCache([toolPath(name, version)], cacheKey(name, version, manager));
   } catch (error) {
+    console.log('ooxx hit cache error', error);
     handleCacheError(error);
   }
 }