"Assertion failed : (Vcb)->CurrentWindow->ClustersFree == FreeClusterBitMapClear" when installing Adobe Reader 9.0

FAT: ClustersFree 7f20 h != FreeClusterBitMapClear 7ba8 h

Assertion failed at /srv/buildbot/worker_data/Build_GCCLin_x86/build/drivers/filesystems/fastfat/allocsup.c(5274): (Vcb)->CurrentWindow->ClustersFree == FreeClusterBitMapClearEntered debugger on first-chance exception (Exception Code: 0xc0000420) (Assertion Failure)

kdb:>

kdb:> bt

Eip:

<fastfat.sys:658f (sdk/include/crt/mingw32/intrin_x86.h:1700 (FatExamineFatEntries))>

Frames:

<fastfat.sys:7698 (drivers/filesystems/fastfat/allocsup.c:1951 (FatAllocateDiskSpace))>

<fastfat.sys:3044b (drivers/filesystems/fastfat/fsctrl.c:6139 (FatMoveFile))>

<fastfat.sys:313d4 (drivers/filesystems/fastfat/fsctrl.c:2900 (FatUserFsCtrl))>

<fastfat.sys:33901 (drivers/filesystems/fastfat/fsctrl.c:799 (FatCommonFileSystemControl))>

<fastfat.sys:33ab8 (drivers/filesystems/fastfat/fsctrl.c:720 (FatFsdFileSystemControl))>

<ntoskrnl.exe:7769d (ntoskrnl/io/iomgr/irp.c:1286 (IofCallDriver))>

<ntoskrnl.exe:6d49f (sdk/include/crt/mingw32/intrin_x86.h:724 (IopPerformSynchronousRequest))>

<ntoskrnl.exe:6e1fb (ntoskrnl/io/iomgr/iofunc.c:641 (IopDeviceFsIoControl))>

<ntoskrnl.exe:6f739 (ntoskrnl/io/iomgr/iofunc.c:1472 (NtFsControlFile))>

<ntoskrnl.exe:3fe5 (:0 (KiSystemCallTrampoline))>

<ntoskrnl.exe:160ce3 (ntoskrnl/ke/i386/traphdlr.c:1840 (KiSystemServiceHandler))>

<ntoskrnl.exe:3e2f (:0 (KiFastCallEntry))>

<ntdll.dll:f47d>

<msiA.tmp:ea72>