Try contacting Adobe support :
Click on Still Need Help button and select Chat option.
Contact Customer Care
Ask for Technical Support .
Or
For Windows:
" Let me know if you are using Mac. "
If you haven't tried below steps you may try once :
Uninstall Adobe Creative Cloud . if installed only
Creative Cloud Help | Uninstall the Creative Cloud desktop app
Disable Firewall Temporarily.
Step 1 :
Open C:drive and navigate to C:\Program Files (x86)\ " Common Files" \Adobe.
Open Adobe folder and delete folders named Adobe Application Manager and OOBE.
Step 2:
Navigate to C:\Program Files (x86)\Adobe.
Open Adobe folder and if present delete Adobe Creative Cloud folder. [**important]
Unable to delete??? rename it to Adobe Creative Cloud-old.
Step 3 :
Press Windows button (located between Ctrl and Alt buttons) along with R button together at a time , you will get a run command window.
Type in below command and hit 'Enter' key.
appdata
Then navigate to Local>Adobe.
Open Adobe folder and delete folders named AAMUpdater and OOBE.
Step 4)
Click on the below link and download Adobe Application manager and install the same :
http://download.adobe.com/pub/adobe/creativesuite/cc/win/ApplicationManager9.0_all.exe
Once the installation process is completed, locate Adobe Application Manager launch icon on Desktop and double click on it .
It will start update process.
once it is completed,, it will launch Adobe Creative Cloud app , which is nothing but updated version of Adobe Application Manager.
Quit it once it is launched.
Then try to install Photoshop Elements 14.