not working, license

[quick23225747in9t]

hi

today i am working on my desk and i have to design a logo i open photoshop but shows error license not valid, now what i suppose to its a realy important work for me please do something

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[Peru Bob]

See here:

https://helpx.adobe.com/x-productkb/global/invalid-revoked-serial-numbers.html

and here:

https://www.adobe.com/genuine/landing-dnr.html?promoid=791Y6S4Z

[Francesco Della Peruta]

Hi if the above suggestions don't work try to fully reinstall CC and Photoshop:

https://helpx.adobe.com/creative-cloud/kb/cc-cleaner-tool-installation-problems.html