System is Windows 7 x64 with Flash Player 11.6.602.180 installed. Updated our installation server to 11.7.700.202 and ran Adobe Flash Player Update Service. 11.7.700.202 appears to install, then is uninstalled leaving no Flash Player on the system.
mms.cfg:
AutoUpdateDisable=0
SilentAutoUpdateEnable=1
SilentAutoUpdateServerDomain=(our server)
From FlashInstall.log
=O====== M/11.7.700.202 2013-06-03+19-35-45.699 ========
0000 [I] 00000010 "C:\Windows\TEMP\{B0A59761-20CA-417B-8FE1-62BCEF03C03C}\InstallFlashP layer.exe" -install -skipARPEntry -iv 9 -au 4294967295
0001 [I] 00000020 C:\Windows\SysWOW64\FlashPlayerCPLApp.cpl
0002 [W] 00001037 SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX/ 2
0003 [I] 00000013 C:\Windows\system32\Macromed\Flash\Flash64_11_7_700_202.ocx
0004 [I] 00000015 C:\Windows\system32\Macromed\Flash\FlashUtil64_11_7_700_202_ActiveX.e xe
0005 [I] 00000016 C:\Windows\system32\Macromed\Flash\FlashUtil64_11_7_700_202_ActiveX.d ll
0006 [I] 00000023 C:\Windows\system32\Macromed\Flash\activex.vch
0007 [I] 00000019 C:\Windows\SysWOW64\FlashPlayerCPLApp.cpl
0008 [I] 00000012
=X====== M/11.7.700.202 2013-06-03+19-35-49.927 ========
=O====== M/11.6.602.180 2013-06-03+19-35-53.827 ========
0000 [I] 00000010 "C:\Windows\TEMP\{DF7A9735-9C1C-4898-9C2C-126A3701304A}\InstallFlashP layer.exe" -uninstall activex
0001 [W] 00001037 SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX/ 2
0002 [W] 00001037 Software\Microsoft\Windows\CurrentVersion\RunOnce/FlashPlayerUpdate 2
0003 [W] 00001037 Software\Macromedia\FlashPlayerActiveX/ 2
0004 [W] 00001037 Software\Macromedia\FlashPlayer/FlashPlayerVersion 2
0005 [W] 00001037 Software\Macromedia\FlashPlayer/SwfInstall 2
0006 [W] 00001037 Software\Microsoft\Code Store Database\Distribution Units\{D27CDB6E-AE6D-11CF-96B8-444553540000}/ 2
0007 [W] 00001021
0008 [W] 00001036 Software\Macromedia\FlashPlayerActiveX/PlayerPath 2
0009 [W] 00001036 Software\Macromedia\FlashPlayerPlugin/PlayerPath 2
0010 [W] 00001036 Software\Macromedia\FlashPlayerActiveX/PlayerPath 2
0011 [W] 00001036 Software\Macromedia\FlashPlayerPlugin/PlayerPath 2
0012 [W] 00001037 SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\\FlashPlayerApp.exe/ 2
0013 [W] 00001037 Software\Microsoft\Windows\CurrentVersion\Control Panel\Extended Properties\System.ControlPanel.Category/C:\Windows\system32\FlashPlay erCPLApp.cpl 2
0014 [W] 00001036 Software\Macromedia\FlashPlayerActiveX/PlayerPath 2
0015 [W] 00001036 Software\Macromedia\FlashPlayerPlugin/PlayerPath 2
=X====== M/11.6.602.180 2013-06-03+19-35-54.326 ========