fix sth

Author: rebeccakak

getstarted/hardware.md

@@ -56,8 +56,8 @@ After you have installed the driver for your scanner, you can refer to the follo
 
     > In most cases, please dowload the 32-bit version
 
-    - [32-bit](http://download.dynamsoft.com/tool/Twack_32.msi)
-    - [64-bit](http://download.dynamsoft.com/tool/Twack_64.msi)
+    - [32-bit](https://download.dynamsoft.com/tool/Twack_32.msi)
+    - [64-bit](https://download.dynamsoft.com/tool/Twack_64.msi)
 
   + Open the program
 

indepth/troubleshooting/Handle-Errors.md

@@ -11,4 +11,6 @@ description: Dynamic Web TWAIN SDK Documentation Troubleshooting Index Page
 
 ## [How to debug]({{site.indepth}}troubleshooting/debug.html)
 
-## [Handle Errors]({{site.indepth}}troubleshooting/handle-errors.html)
+## [License Errors]({{site.indepth}}troubleshooting/license-errors/index.html)
+
+## [Common Errors]({{site.indepth}}troubleshooting/common-errors/index.html)