diff --git a/CloudKey/app/src/main/java/com/thankvinci/CloudKey/Files/FileAdapter.java b/CloudKey/app/src/main/java/com/thankvinci/CloudKey/Files/FileAdapter.java
index a6022fa..730549c 100644
--- a/CloudKey/app/src/main/java/com/thankvinci/CloudKey/Files/FileAdapter.java
+++ b/CloudKey/app/src/main/java/com/thankvinci/CloudKey/Files/FileAdapter.java
@@ -75,7 +75,13 @@ public class FileAdapter extends RecyclerView.Adapter<FileAdapter.ViewHolder> {
                 }else{
                     //Toast.makeText(v.getContext(),fitem.getName()+" "+fitem.isCompress(),Toast.LENGTH_SHORT).show();
                     String srcFile = builder.toString();
-                    String desPath = srcFile.substring(0,builder.toString().lastIndexOf("."));
+                    String desPath;
+                    int lastIndex = builder.toString().lastIndexOf(".");
+                    if(lastIndex == -1){
+                        desPath = srcFile;
+                    }else {
+                        desPath = srcFile.substring(0,lastIndex);
+                    }
                     if (fitem.isCompress()){
                         if(FileUtils.isValidZipFile(srcFile)){
                             UnzipDialogFragment unzipDialog = new UnzipDialogFragment();
diff --git a/开发历程.md b/开发历程.md
index 718fbd4..ec9c455 100644
--- a/开发历程.md
+++ b/开发历程.md
@@ -363,4 +363,8 @@ FileHandler负责将获取到的md5码发到NetThread,然后将得到的密码
 
 **2021/6/24**
 
-修复了当文件名与解压文件夹命名冲突时解压失败的问题
\ No newline at end of file
+修复了当文件名与解压文件夹命名冲突时解压失败的问题
+
+**2021/7/6**
+
+修复了没有后缀的中文文件点击判定事件的闪退问题
\ No newline at end of file