Installation messed so close to success?
14:28:02 2020
Dec 6 14:18:02 MacBook-Pro configd[43]: AUTOMATIC-V6 en1: publish success
Dec 6 14:18:06 MacBook-Pro Installer Progress[56]: Status is "About 2 minutes remaining…"
Dec 6 14:18:29 MacBook-Pro OSInstaller[224]: MSU: Suspending update
Dec 6 14:18:29 MacBook-Pro OSInstaller[224]: MSU: Resuming update
Dec 6 14:18:31 MacBook-Pro OSInstaller[224]: MSU: Starting apply
Dec 6 14:18:42 MacBook-Pro OSInstaller[224]: ------- Install Failed -------
Dec 6 14:18:42 MacBook-Pro OSInstaller[224]: Operation: Install Mobile Software Update failed, Failure Reason: Error Domain=com.apple.osinstall Code=-82 "An error occurred applying the software update." UserInfo={NSLocalizedDescription=An error occurred applying the software update., NSUnderlyingError=0x7f878f645280 {Error Domain=MobileSoftwareUpdateErrorDomain Code=17 "Failed to create the boot folder." UserInfo={target_update=20B29, NSLocalizedDescription=Failed to create the boot folder., NSUnderlyingError=0x7f878f645250 {Error Domain=NSCocoaErrorDomain Code=516 "The file “boot” couldn’t be saved in the folder “Crucial275 - Données” because a file with the same name already exists." UserInfo={NSFilePath=/Volumes/Crucial275 - Données/boot, NSUnderlyingError=0x7f878f643830 {Error Domain=NSPOSIXErrorDomain Code=17 "File exists"}}}}}}
Please let me know how to sort it...