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For SonarQube community versions which do not support -Dsonar.branch.name, the app uses the branch name as part of the project key like -Dsonar.projectKey=PROJECT_KEY:BRANCH_NAME .
But with from SQ versions >= 7.9.4 and >= 8.4, this is problematic for branch names containing “/“, since SonarQube SQ does not allow "/" in project keys anymore.
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