當我嘗試更新（sudo agt-get update）時遇到這個問題，完成更新後的完整日誌有錯誤：
E: The repository 'file:/var/cudnn-local-repo-ubuntu2004-8.4.1.50 Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'file:/var/cudnn-local-repo-ubuntu2004-8.6.0.163 Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'file:/var/cudnn-local-repo-ubuntu2204-8.6.0.163 Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
我的系統：
烏班圖：20.04。拱門=x86_64。代號=焦點
我找不到與此問題相關的任何內容，任何人都可以幫助我解決這個問題嗎？
我附上了完整日誌的照片：
