diff --git a/app/src/main/java/io/legado/app/help/BookHelp.kt b/app/src/main/java/io/legado/app/help/BookHelp.kt
index c8e230cd5..aa31d30c7 100644
--- a/app/src/main/java/io/legado/app/help/BookHelp.kt
+++ b/app/src/main/java/io/legado/app/help/BookHelp.kt
@@ -139,6 +139,9 @@ object BookHelp {
             var bytes = analyzeUrl.getByteArrayAwait()
             //某些图片被加密，需要进一步解密
             bookSource?.getContentRule()?.imageDecode?.let {
+                if (it.isBlank()) {
+                    return@let
+                }
                 kotlin.runCatching {
                     bookSource.evalJS(it) {
                         put("book", book)
diff --git a/app/src/main/java/io/legado/app/ui/association/VerificationCodeActivity.kt b/app/src/main/java/io/legado/app/ui/association/VerificationCodeActivity.kt
index 13ade4694..1166abef5 100644
--- a/app/src/main/java/io/legado/app/ui/association/VerificationCodeActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/association/VerificationCodeActivity.kt
@@ -17,8 +17,9 @@ class VerificationCodeActivity :
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         intent.getStringExtra("imageUrl")?.let {
             val sourceOrigin = intent.getStringExtra("sourceOrigin")
+            val sourceName = intent.getStringExtra("sourceName")
             showDialogFragment(
-                VerificationCodeDialog(it, sourceOrigin)
+                VerificationCodeDialog(it, sourceOrigin, sourceName)
             )
         } ?: finish()
     }
diff --git a/app/src/main/java/io/legado/app/ui/book/local/ImportBookActivity.kt b/app/src/main/java/io/legado/app/ui/book/local/ImportBookActivity.kt
index 4ea28ac68..113fb5f25 100644
--- a/app/src/main/java/io/legado/app/ui/book/local/ImportBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/local/ImportBookActivity.kt
@@ -200,7 +200,7 @@ class ImportBookActivity : VMBaseActivity<ActivityImportBookBinding, ImportBookV
     private fun upSort(sort: Int) {
         viewModel.sort = sort
         putPrefInt(PreferKey.localBookImportSort, sort)
-        if (scanDocJob?.isCancelled == true || scanDocJob?.isCompleted == true) {
+        if (scanDocJob?.isActive != true) {
             viewModel.dataCallback?.setItems(adapter.getItems())
         }
     }