ADE update 4.5.126523 / error message "Error! Check Activation" by borrowing books from the digital library on the web

[Linda_A000000]

ADE update 4.5.126523

Error message   "Error! Check Activation"  by borrowing books from the digital library on the web.

Can not read my books borrowed ;-((((

ADE I uninstalled and installed again yesterday.

Only http://fr.feedbooks.com/publicdomain  on this link, I can read the books !!

Adobe, fast solution please

[Linda_A000000 · Accepted solution]

I found the answer thanks to Nancy !

See :  https://forums.adobe.com/thread/2016296

1. Close all applications.
2. Choose Start > Run.
3. In the Open text box, type regedit and then press Enter. The Registry Editor opens.
4. In the left pane of the Registry Editor, locate the following registry key: HKEY_CURRENT_USER\Software\Adobe\Adept
5. Select the Adept key.
6. Choose File > Export.
7. In the Export Registry File dialog box, select Selected Branch under Export Range. Enter a name and location for the backup registry key, and then click Save.
8. Right-click the Adept key and choose Delete.
9. In the Confirm Key Delete dialog, click OK.
10. Close the Registry Editor.
11. Open Adobe Digital Editions and reauthorize.