Upgrade Problem:"Unable to create un-installer"

Ignition
1

INFO [IgnitionInstaller ] [2023/06/20 10:37:27]: 96%: Extraction of Install artifacts complete
INFO [IgnitionInstaller ] [2023/06/20 10:37:27]: 96%: Starting Module customization
INFO [IgnitionInstaller ] [2023/06/20 10:37:27]: 96%: Module customization complete
INFO [IgnitionInstaller ] [2023/06/20 10:37:27]: 96%: Creating un-installer
WARN [ActionController ] [2023/06/20 10:37:27]: An Error Has Occurred
com.inductiveautomation.ignition.installer.common.actions.InstallAction$HaltInstallException: Unable to create un-installer
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.install.CreateUninstallerAction.createWindowsUninstaller(CreateUninstallerAction.java:251)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.install.CreateUninstallerAction.execute(CreateUninstallerAction.java:123)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.lambda$execute$5(ActionController.java:106)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.wrapRunnableAction(ActionController.java:154)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.execute(ActionController.java:107)
at com.inductiveautomation.ignition.installer.offline@8.1.28/com.inductiveautomation.ignition.installer.offline.OfflineInstaller.startInstall(OfflineInstaller.java:335)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.ui.graphical.InstallerApplication.lambda$startInstall$9(InstallerApplication.java:351)
at java.base/java.lang.Thread.run(Thread.java:829)
java.nio.file.NoSuchFileException: C:\Users\ring.gao\AppData\Local\Temp\IgnitionInstaller\Uninstall.exe
at java.base/sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:85)
at java.base/sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:103)
at java.base/sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:108)
at java.base/sun.nio.fs.WindowsFileCopy.move(WindowsFileCopy.java:326)
at java.base/sun.nio.fs.WindowsFileSystemProvider.move(WindowsFileSystemProvider.java:292)
at java.base/java.nio.file.Files.move(Files.java:1422)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.install.CreateUninstallerAction.createWindowsUninstaller(CreateUninstallerAction.java:245)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.install.CreateUninstallerAction.execute(CreateUninstallerAction.java:123)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.lambda$execute$5(ActionController.java:106)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.wrapRunnableAction(ActionController.java:154)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.actions.ActionController.execute(ActionController.java:107)
at com.inductiveautomation.ignition.installer.offline@8.1.28/com.inductiveautomation.ignition.installer.offline.OfflineInstaller.startInstall(OfflineInstaller.java:335)
at com.inductiveautomation.ignition.installer.common@8.1.28/com.inductiveautomation.ignition.installer.common.ui.graphical.InstallerApplication.lambda$startInstall$9(InstallerApplication.java:351)
at java.base/java.lang.Thread.run(Thread.java:829)

2

Huh. Never seen anything like that one. Consider reporting this to support. (This forum is not support.)