This document describes activation error codes for CC 2018 and previous versions.
For CC 2019 apps, see Licensing errors | CC 2019
|Error code||Error message or issue||Solution|
|n/a||“Activation limit reached
for [product]. This serial number has already been activated on 2 computers.”
|See "Activation limit reached" or "Sign-in failed" error.|
|n/a||“I’m unable to sign in to Creative Cloud or launch a Creative Cloud app.”||
Make sure that you’re connected to the Internet, and try again.
If you receive an error message, find your error and its recommended solution in this table.
If the error you received isn’t listed here, contact us.
|n/a||“I’m trying to launch a Creative Cloud app, but keep getting prompted to enter a serial number. I thought I didn’t need a serial number for Creative Cloud.”||You don’t need to enter a serial number. See Troubleshoot when Creative Cloud apps ask for serial number.|
“We are unable to activate [product]. Product activation is required to use this product.”
“Please connect to the Internet and retry.”
“Either your computer is offline or the clock on your computer is set incorrectly, causing a connection error. An Internet connection is required. Please connect to the Internet or adjust your clock and try again.”
|First, make sure that you’re connected to the Internet and that your computer's date and time are correct. If this doesn't resolve the issue, see Advanced connectivity troubleshooting for instructions on how to reset your host file.|
"Invalid serial number"
"The serial number you have entered is revoked"
"The serial number you have entered is invalid"
|If you receive this error message while trying to install Creative Suite 6, the serial number you are using is not valid and has been blocked by Adobe. Adobe blocks serial numbers that are not issued by Adobe or are issued by an unauthorized seller or counterfeit software for fraudulent use. You may only realize that the serial number has been blocked when you try to install or reinstall the software. See Adobe Genuine Software for more information.|
|“ERROR_INTERNET_<...>”||An Internet connection is not detected. The causes can include connection timeouts due to firewall settings and failure to resolve a host name due to proxy settings. Check your firewall or proxy settings, and try again. See Advanced connectivity troubleshooting for more information.|
|194:01||“Attempting to deactivate an unactivated machine”||You’re trying to deactivate the application, but have not yet activated it. See Activate and deactivate Creative Cloud apps.|
|194:110||“Activation failed”||You have already initiated the “Deactivate All” process within the last 72 hours. You can attempt the process again at the end of the 72-hour period. Alternatively, you can contact us. Have your Adobe ID ready.|
|194:112||“Client clock out of sync”||Your computer clock time is incorrect. Set your computer clock to the correct date and time.|
|“Error_NetworkFailure”||An Internet connection is not detected. The causes can include connection timeouts due to firewall settings and failure to resolve a host name due to proxy settings. Check your firewall or proxy settings, and try again. See Advanced connectivity troubleshooting for more information.|
|n/a||These errors are due to a read-only SLStore folder. See Configuration error in Adobe Creative Cloud.|
If you’re still experiencing a problem, or you don’t see an error message specific to your issue in the table above, please contact us.