La mise à jour ne marche pas : elle est considérée comme périmée.
J'ai tenté de mettre à jour un système Mavericks à plusieurs reprises pour installer El Capitan.
L'installateur est périmé, voici ce que dit la Log après des heures :
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: ------- Install Failed -------
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: Operation: Install packages failed, Failure Reason: Error Domain=PKInstallErrorDomain Code=151 "No packages were eligible for install. Contact the software manufacturer for assistance." UserInfo={NSLocalizedDescription=No packages were eligible for install. Contact the software manufacturer for assistance.}
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: ISAP: Abort progress UI called.
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: ISAP: Done with phase “OS Installer”
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: open on /Volumes/sauve120Go/Library/LaunchDaemons/com.apple.installer.osmessagetracing.plist: No such file or directory
Nov 21 10:27:26 MacBook-Pro OSInstaller[467]: Enabling system idle sleep.
Nov 21 10:36:41 MacBook-Pro configd[112]: Process interface quality: en1 (q=-2)
Nov 21 10:36:41 MacBook-Pro configd[112]: Update interface link quality: en1: <dictionary> {
Nov 21 10:36:41 MacBook-Pro configd[112]: LinkQuality : -2
Nov 21 10:36:41 MacBook-Pro configd[112]: }
Nov 21 10:36:41 MacBook-Pro configd[112]: Process interface link down: en1
Nov 21 10:36:41 MacBook-Pro configd[112]: Update interface link status: en1: <dictionary> {
Nov 21 10:36:41 MacBook-Pro configd[112]: Active : FALSE
Nov 21 10:36:41 MacBook-Pro configd[112]: }
Nov 21 10:36:41 MacBook-Pro configd[112]: Process IPv4 address change: en1: 3
Nov 21 10:36:41 MacBook-Pro configd[112]: Update interface configuration: State:/Network/Interface/en1/IPv4: <removed>
Nov 21 10:36:41 MacBook-Pro configd[112]: setting hostname to "MacBook-Pro.local"
Nov 21 10:36:41 MacBook-Pro configd[112]: network changed: v4(en1-:192.168.1.5) DNS- Proxy-
Nov 21 10:36:41 MacBook-Pro configd[112]: Process IPv6 address change: en1: 3
Nov 21 10:36:41 MacBook-Pro configd[112]: Update interface configuration: State:/Network/Interface/en1/IPv6: <removed>
Nov 21 10:36:44 MacBook-Pro OSInstaller[467]: Could not find next pane.
MacBook Pro