[Fix] Windows Live Mail Error 0x800C013E in Windows 10

Resolution:

1. Close the Windows Live Mail window.
2. Start the Registry Editor (regedit.exe)
3. In the Registry Editor, go to the following branch:

   HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows Live Mail

4. Create the following DWORD values and set the data for each value to 1.

   Value name: RecreateFolderIndex
   Value type: REG_DWORD
   Value data: 1
   
   Value name: RecreateStreamIndex
   Value type: REG_DWORD
   Value data: 1
   
   Value name: RecreateUIDLIndex
   Value type: REG_DWORD
   Value data: 1

5. Restart Windows Live Mail.