Here's the error sequence from IE10...
Code:
00:29.968: INFO: The neutral pack was successfully downloaded from the internet. Installation will continue using the downloaded package.
00:29.983: INFO: No reboot logic message NrApiStart(0), lParam=0x00421220 returned 0x00000000.
00:30.498: INFO: No reboot logic message NrApiScan(1), lParam=0x00000001 returned 0x00000000.
00:30.576: INFO: No reboot logic message NrApiStartInstall(4), lParam=0x00000001 returned 0x00000014.
00:30.592: INFO: Installing with the downloaded package. C:\Windows\TEMP\IE1A34D.tmp\IE10-neutral.Downloaded.cab
00:30.716: INFO: Launched package installation: C:\Windows\SysNative\dism.exe /online /add-package /packagepath:C:\Windows\TEMP\IE1A34D.tmp\IE10-neutral.Downloaded.cab /quiet /norestart
01:06.768: INFO: Process exit code 0x00003701 (14081) [The referenced assembly could not be found. ]
01:06.815: ERROR: Neutral package installation failed (exit code = 0x00003701 (14081)).
and for IE11...
Code:
00:09.032: INFO: The neutral pack was not successfully downloaded from the internet. Installation will continue using the extracted package.
00:09.032: INFO: Waiting for 0 language pack downloads.
00:09.032: INFO: Language pack downloads completed. (exit code = 0xffffffff (4294967295)).
00:09.968: INFO: No reboot logic message NrApiStart(0), lParam=0x003f1220 returned 0x00000000.
00:10.904: INFO: No reboot logic message NrApiScan(1), lParam=0x00000001 returned 0x00000000.
00:10.951: INFO: No reboot logic message NrApiStartInstall(4), lParam=0x00000001 returned 0x00000014.
00:10.951: INFO: Installing with the extracted package. C:\Windows\TEMP\IE1E397.tmp\IE11-neutral.Extracted.cab
00:10.951: INFO: Launched package installation: C:\Windows\SysNative\dism.exe /online /add-package /packagepath:C:\Windows\TEMP\IE1E397.tmp\IE11-neutral.Extracted.cab /quiet /norestart
00:36.941: INFO: Process exit code 0x00003701 (14081) [The referenced assembly could not be found. ]
00:36.941: ERROR: Neutral package installation failed (exit code = 0x00003701 (14081)).
Identical errors for both(apart from the file names). Something is either preventing write access to the folder, or preventing read access from it.
Please run the following commands, and post the results.
ICACLS C:\Windows\TEMP
DIR C:\Windows\TEMP\*.