升级期间发生此类错误是否会对 ubuntu 产生任何未知的副作用。
为了升级，我从 ubuntu 11.04 执行了以下命令
sudo do-release-upgrade
忽略文件的其余部分处理 /usr/lib/python2.7/dist- packages/zope.app.zopeappgenerations-3.5.1-nspkg.pth的第 2 行时出错：回溯（最近一次调用最后一次）：文件“/usr/lib/python2.7/site.py”，第 157 行，位于 addpackage exec 行文件“”，第 1 行，位于 KeyError: 'zope'
忽略文件剩余部分
在 /etc/ca-certificates/update.d 中运行挂钩.... 更新密钥库 /etc/ssl/certs/java/cacerts... 添加 /etc/ssl/certs/ACEDICOM_Root.pem 时出错 添加 /etc/ssl/certs/AC_Raíz_Certicámara_S.A..pem 时出错 添加 /etc/ssl/certs/ApplicationCA_-_Japanese_Government.pem 时出错 添加 /etc/ssl/certs/Autoridad_de_Certificacion_Firmaprofesional_CIF_A62634068.pem 时出错 添加 /etc/ssl/certs/Buypass_Class_2_CA_1.pem 时出错 添加 /etc/ssl/certs/Buypass_Class_3_CA_1.pem 时出错 添加 /etc/ssl/certs/CA_Disig.pem 时出错 添加 /etc/ssl/certs/Certigna.pem 时出错 添加/etc/ssl/certs/certSIGN_ROOT_CA.pem 错误添加 /etc/ssl/certs/Chambers_of_Commerce_Root_-_2008.pem 错误添加 /etc/ssl/certs/CNNIC_ROOT.pem 错误添加 /etc/ssl/certs/ComSign_CA.pem 错误添加 /etc/ssl/certs/ComSign_Secured_CA.pem 错误添加 /etc/ssl/certs/Cybertrust_Global_Root.pem 错误添加 /etc/ssl/certs/Deutsche_Telekom_Root_CA_2.pem 错误添加 /etc/ssl/certs/EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.pem 错误添加 /etc/ssl/certs/E-Guven_Kok_Elektronik_Sertifika_Hizmet_Saglayicisi.pem 错误添加/etc/ssl/certs/ePKI_Root_Certification_Authority.pem
添加时出错 /etc/ssl/certs/GeoTrust_Primary_Certification_Authority_-_G2.pem 添加时出错 /etc/ssl/certs/GeoTrust_Primary_Certification_Authority_-_G3.pem 添加时出错
/etc/ssl/certs/Global_Chambersign_Root_-_2008.pem 添加时出错
/etc/ssl/certs/GlobalSign_Root_CA_-_R3.pem 添加时出错 /etc/ssl/certs/Hongkong_Post_Root_CA_1.pem 添加时出错 /etc/ssl/certs/IGC_A.pem 添加时出错 /etc/ssl/certs/Izenpe.com.pem 添加时出错 /etc/ssl/certs/Juur-SK.pem 添加时出错/etc/ssl/certs/Microsec_e-Szigno_Root_CA_2009.pem 添加 /etc/ssl/certs/Microsec_e-Szigno_Root_CA.pem 时出错 添加 /etc/ssl/certs/NetLock_Arany_=Class_Gold=_Főtanúsítvány.pem 时出错 添加 /etc/ssl/certs/OISTE_WISeKey_Global_Root_GA_CA.pem 时出错 添加 /etc/ssl/certs/SecureSign_RootCA11.pem 时出错