What is the problem?
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What did you already try to solve it?
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Have you tried running in safe mode?
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Did running in safe mode solve the problem?
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Systeminfo Bundle
You can download this in OctoPrint's System Information dialog ... no bundle, no support!)
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Additional information about your setup
OctoPrint version, OctoPi version, printer, firmware, browser, operating system, ... as much data as possible
WRITE HEREI installed latest python c++ then got to Octoprint set up screan via the browser whatever5000thing set up octaprint screen was up, but I closed my cmd prompt accidentally and now I can't open octoprint portal and I cant open octoprint