Fix 0×80040115 error in Microsoft Outlook Express

To fix this error you should enabling the Use Cached Exchange Mode feature in Outlook, and to make this, follow the bellowed steps:

Step 1: Start your Outlook Express;
Step 2: Go to Tools from menu, and then click on Account Settings;
Step 3: After that you need to click on the e-mail account that you use, and then you need to click on Change;
Step 4: Click to select the Use Cached Exchange Mode check box, and then need to click on Next button;
Step 5: Click on Finish button;
Step 6: And then need to finally click on Close;