Flash Plugin has ceased working for "primary" user but works on newly creadted accounts

[promet]

My Flash Plugin has recently stopped working on my "primary" account in Ubuntu 11.10 64bit. I created a new test user and the flashplugin works flawlessly for that account. I'm using:

    File: libflashplayer.so
    Version:
    Shockwave Flash 11.1 r102

output of lshw:

 description: Desktop Computer
    product: System Product Name (To Be Filled By O.E.M.)
    vendor: System manufacturer
    version: System Version
    serial: System Serial Number
    width: 64 bits
    capabilities: smbios-2.5 dmi-2.5 vsyscall64 vsyscall32
    configuration: boot=normal chassis=desktop family=To Be Filled By O.E.M. sku=To Be Filled By O.E.M. uuid=200C06E7-08B9-DC11-BCEA-001FC6A19200
  *-core
       description: Motherboard
       product: M3A
       vendor: ASUSTeK Computer INC.
       physical id: 0
       version: Rev 1.xx
       serial: MF7083G01608377
       slot: To Be Filled By O.E.M.
     *-firmware
          description: BIOS
          vendor: American Megatrends Inc.
          physical id: 0
          version: 1206
          date: 06/11/2010
          size: 64KiB
          capacity: 960KiB
          capabilities: isa pci pnp apm upgrade shadowing escd cdboot bootselect socketedrom edd int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer int10video acpi usb ls120boot zipboot biosbootspecification
     *-cpu
          description: CPU
          product: AMD Athlon(tm) 64 X2 Dual Core Processor 6000+
          vendor: Hynix Semiconductor (Hyundai Electronics)
          physical id: 4
          bus info: cpu@0
          version: AMD Athlon(tm) 64 X2 Dual Core Processor 6000+
          serial: To Be Filled By O.E.M.
          slot: CPU 1
          size: 3GHz
          capacity: 3GHz
          width: 64 bits
          clock: 200MHz
          capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt rdtscp 3dnowext 3dnow rep_good nopl extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy
          configuration: cores=2 enabledcores=2
        *-cache:0
             description: L1 cache
             physical id: 5
             slot: L1-Cache
             size: 256KiB
             capacity: 256KiB
             capabilities: pipeline-burst internal varies data
        *-cache:1
             description: L2 cache
             physical id: 6
             slot: L2-Cache
             size: 2MiB
             capacity: 2MiB
             capabilities: pipeline-burst internal varies unified
     *-memory
          description: System Memory
          physical id: 36
          slot: System board or motherboard
          size: 4GiB
        *-bank:0
             description: DIMM DDR2 Synchronous 800 MHz (1.2 ns)
             product: PartNum0
             vendor: Manufacturer0
             physical id: 0
             serial: SerNum0
             slot: DIMM_A1
             size: 2GiB
             width: 64 bits
             clock: 800MHz (1.2ns)
        *-bank:1
             description: DIMM DDR2 Synchronous 800 MHz (1.2 ns)
             product: PartNum1
             vendor: Manufacturer1
             physical id: 1
             serial: SerNum1
             slot: DIMM_B1
             size: 2GiB
             width: 64 bits
             clock: 800MHz (1.2ns)
        *-bank:2
             description: DIMM SDRAM [empty]
             product: PartNum2
             vendor: Manufacturer2
             physical id: 2
             serial: SerNum2
             slot: DIMM_A2
        *-bank:3
             description: DIMM SDRAM [empty]
             product: PartNum3
             vendor: Manufacturer3
             physical id: 3
             serial: SerNum3
             slot: DIMM_B2
     *-pci:0
          description: Host bridge
          product: RX780/RX790 Chipset Host Bridge
          vendor: ATI Technologies Inc
          physical id: 100
          bus info: pci@0000:00:00.0
          version: 00
          width: 64 bits
          clock: 66MHz
          resources: memory:0-1fffffff
        *-pci:0
             description: PCI bridge
             product: RD790 PCI to PCI bridge (external gfx0 port A)
             vendor: ATI Technologies Inc
             physical id: 2
             bus info: pci@0000:00:02.0
             version: 00
             width: 32 bits
             clock: 33MHz
             capabilities: pci pm pciexpress msi ht normal_decode bus_master cap_list
             configuration: driver=pcieport
             resources: irq:40 ioport:e000(size=4096) memory:fa000000-fe9fffff ioport:d0000000(size=268435456)
           *-display
                description: VGA compatible controller
                product: G94 [GeForce 9600 GT]
                vendor: nVidia Corporation
                physical id: 0
                bus info: pci@0000:01:00.0
                version: a1
                width: 64 bits
                clock: 33MHz
                capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
                configuration: driver=nvidia latency=0
                resources: irq:18 memory:fd000000-fdffffff memory:d0000000-dfffffff memory:fa000000-fbffffff ioport:e800(size=128) memory:fe980000-fe9fffff
        *-pci:1
             description: PCI bridge
             product: RD790 PCI to PCI bridge (PCI express gpp port B)
             vendor: ATI Technologies Inc
             physical id: 5
             bus info: pci@0000:00:05.0
             version: 00
             width: 32 bits
             clock: 33MHz
             capabilities: pci pm pciexpress msi ht normal_decode bus_master cap_list
             configuration: driver=pcieport
             resources: irq:41 memory:fea00000-feafffff
           *-usb
                description: USB Controller
                product: uPD720200 USB 3.0 Host Controller
                vendor: NEC Corporation
                physical id: 0
                bus info: pci@0000:02:00.0
                version: 03
                width: 64 bits
                clock: 33MHz
                capabilities: pm msi msix pciexpress xhci bus_master cap_list
                configuration: driver=xhci_hcd latency=0
                resources: irq:17 memory:feafe000-feafffff
        *-pci:2
             description: PCI bridge
             product: RD790 PCI to PCI bridge (PCI express gpp port C)
             vendor: ATI Technologies Inc
             physical id: 6
             bus info: pci@0000:00:06.0
             version: 00
             width: 32 bits
             clock: 33MHz
             capabilities: pci pm pciexpress msi ht normal_decode bus_master cap_list
             configuration: driver=pcieport
             resources: irq:42 memory:feb00000-febfffff
           *-network
                description: Ethernet interface
                product: L1 Gigabit Ethernet
                vendor: Atheros Communications
                physical id: 0
                bus info: pci@0000:03:00.0
                logical name: eth0
                version: b0
                serial: 00:1f:c6:a1:92:00
                size: 100Mbit/s
                capacity: 1Gbit/s
                width: 64 bits
                clock: 33MHz
                capabilities: pm msi pciexpress vpd bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
                configuration: autonegotiation=on broadcast=yes driver=atl1 driverversion=2.1.3 duplex=full firmware=N/A ip=192.168.1.42 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s
                resources: irq:46 memory:febc0000-febfffff memory:feba0000-febbffff
        *-storage
             description: SATA controller
             product: SB600 Non-Raid-5 SATA
             vendor: ATI Technologies Inc
             physical id: 12
             bus info: pci@0000:00:12.0
             logical name: scsi0
             logical name: scsi1
             logical name: scsi3
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: storage pm ahci_1.0 bus_master cap_list emulated
             configuration: driver=ahci latency=64
             resources: irq:22 ioport:d000(size=8) ioport:c000(size=4) ioport:b000(size=8) ioport:a000(size=4) ioport:9000(size=16) memory:f9fff800-f9fffbff
           *-disk:0
                description: ATA Disk
                product: WDC WD4000AAKS-0
                vendor: Western Digital
                physical id: 0
                bus info: scsi@0:0.0.0
                logical name: /dev/sda
                version: 01.0
                serial: WD-WMASY0658857
                size: 372GiB (400GB)
                capabilities: partitioned partitioned:dos
                configuration: ansiversion=5 signature=000c8255
              *-volume:0
                   description: EXT4 volume
                   vendor: Linux
                   physical id: 1
                   bus info: scsi@0:0.0.0,1
                   logical name: /dev/sda1
                   logical name: /
                   version: 1.0
                   serial: 913e18da-4a35-40f3-825a-f37baa8ff1d9
                   size: 368GiB
                   capacity: 368GiB
                   capabilities: primary bootable journaled extended_attributes large_files huge_files dir_nlink recover extents ext4 ext2 initialized
                   configuration: created=2011-05-02 21:00:20 filesystem=ext4 lastmountpoint=/ modified=2012-03-24 16:39:14 mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,user_xattr,acl,barrier=1,data=ordered mounted=2012-03-24 16:39:51 state=mounted
              *-volume:1
                   description: Extended partition
                   physical id: 2
                   bus info: scsi@0:0.0.0,2
                   logical name: /dev/sda2
                   size: 4094MiB
                   capacity: 4094MiB
                   capabilities: primary extended partitioned partitioned:extended
                 *-logicalvolume
                      description: Linux swap / Solaris partition
                      physical id: 5
                      logical name: /dev/sda5
                      capacity: 4094MiB
                      capabilities: nofs
           *-disk:1
                description: ATA Disk
                product: WDC WD4000AAKS-0
                vendor: Western Digital
                physical id: 1
                bus info: scsi@1:0.0.0
                logical name: /dev/sdb
                version: 01.0
                serial: WD-WMASY0464400
                size: 372GiB (400GB)
                capabilities: partitioned partitioned:dos
                configuration: ansiversion=5 signature=0002ffa7
              *-volume:0
                   description: Windows NTFS volume
                   physical id: 1
                   bus info: scsi@1:0.0.0,1
                   logical name: /dev/sdb1
                   version: 3.1
                   serial: 2c7f-6d06
                   size: 98MiB
                   capacity: 100MiB
                   capabilities: primary bootable ntfs initialized
                   configuration: clustersize=4096 created=2011-07-03 19:54:07 filesystem=ntfs label=System Reserved state=clean
              *-volume:1
                   description: Windows NTFS volume
                   physical id: 2
                   bus info: scsi@1:0.0.0,2
                   logical name: /dev/sdb2
                   version: 3.1
                   serial: 6e5969df-5f97-5040-912d-edabc8c87310
                   size: 372GiB
                   capacity: 372GiB
                   capabilities: primary ntfs initialized
                   configuration: clustersize=4096 created=2011-07-03 19:54:09 filesystem=ntfs modified_by_chkdsk=true mounted_on_nt4=true resize_log_file=true state=dirty upgrade_on_mount=true
           *-cdrom
                description: DVD-RAM writer
                product: DRW-2014L1T
                vendor: ASUS
                physical id: 0.0.0
                bus info: scsi@3:0.0.0
                logical name: /dev/cdrom
                logical name: /dev/cdrw
                logical name: /dev/dvd
                logical name: /dev/dvdrw
                logical name: /dev/scd0
                logical name: /dev/sr0
                logical name: /media/USBKVMCD
                version: 1.02
                capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
                configuration: ansiversion=5 mount.fstype=iso9660 mount.options=ro,nosuid,nodev,relatime,uid=1000,gid=1000,iocharset=utf8,mode=0400,dmode=0500 state=mounted status=ready
              *-medium
                   physical id: 0
                   logical name: /dev/cdrom
                   logical name: /media/USBKVMCD
                   configuration: mount.fstype=iso9660 mount.options=ro,nosuid,nodev,relatime,uid=1000,gid=1000,iocharset=utf8,mode=0400,dmode=0500 state=mounted
        *-usb:0
             description: USB Controller
             product: SB600 USB (OHCI0)
             vendor: ATI Technologies Inc
             physical id: 13
             bus info: pci@0000:00:13.0
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ohci bus_master
             configuration: driver=ohci_hcd latency=64
             resources: irq:16 memory:f9ffe000-f9ffefff
        *-usb:1
             description: USB Controller
             product: SB600 USB (OHCI1)
             vendor: ATI Technologies Inc
             physical id: 13.1
             bus info: pci@0000:00:13.1
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ohci bus_master
             configuration: driver=ohci_hcd latency=64
             resources: irq:17 memory:f9ffd000-f9ffdfff
        *-usb:2
             description: USB Controller
             product: SB600 USB (OHCI2)
             vendor: ATI Technologies Inc
             physical id: 13.2
             bus info: pci@0000:00:13.2
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ohci bus_master
             configuration: driver=ohci_hcd latency=64
             resources: irq:18 memory:f9ffc000-f9ffcfff
        *-usb:3
             description: USB Controller
             product: SB600 USB (OHCI3)
             vendor: ATI Technologies Inc
             physical id: 13.3
             bus info: pci@0000:00:13.3
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ohci bus_master
             configuration: driver=ohci_hcd latency=64
             resources: irq:17 memory:f9ffb000-f9ffbfff
        *-usb:4
             description: USB Controller
             product: SB600 USB (OHCI4)
             vendor: ATI Technologies Inc
             physical id: 13.4
             bus info: pci@0000:00:13.4
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ohci bus_master
             configuration: driver=ohci_hcd latency=64
             resources: irq:18 memory:f9ffa000-f9ffafff
        *-usb:5
             description: USB Controller
             product: SB600 USB Controller (EHCI)
             vendor: ATI Technologies Inc
             physical id: 13.5
             bus info: pci@0000:00:13.5
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: pm msi debug ehci bus_master cap_list
             configuration: driver=ehci_hcd latency=64
             resources: irq:19 memory:f9fff000-f9fff0ff
        *-serial
             description: SMBus
             product: SBx00 SMBus Controller
             vendor: ATI Technologies Inc
             physical id: 14
             bus info: pci@0000:00:14.0
             version: 14
             width: 32 bits
             clock: 66MHz
             capabilities: ht cap_list
             configuration: driver=piix4_smbus latency=0
             resources: irq:0 ioport:b00(size=16)
        *-ide
             description: IDE interface
             product: SB600 IDE
             vendor: ATI Technologies Inc
             physical id: 14.1
             bus info: pci@0000:00:14.1
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: ide bus_master
             configuration: driver=pata_atiixp latency=64
             resources: irq:16 ioport:1f0(size=8) ioport:3f6 ioport:170(size=8) ioport:376 ioport:ff00(size=16)
        *-multimedia
             description: Audio device
             product: SBx00 Azalia (Intel HDA)
             vendor: ATI Technologies Inc
             physical id: 14.2
             bus info: pci@0000:00:14.2
             version: 00
             width: 64 bits
             clock: 33MHz
             capabilities: pm bus_master cap_list
             configuration: driver=HDA Intel latency=64
             resources: irq:16 memory:f9ff4000-f9ff7fff
        *-isa
             description: ISA bridge
             product: SB600 PCI to LPC Bridge
             vendor: ATI Technologies Inc
             physical id: 14.3
             bus info: pci@0000:00:14.3
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: isa bus_master
             configuration: latency=0
        *-pci:3
             description: PCI bridge
             product: SBx00 PCI to PCI Bridge
             vendor: ATI Technologies Inc
             physical id: 14.4
             bus info: pci@0000:00:14.4
             version: 00
             width: 32 bits
             clock: 66MHz
             capabilities: pci subtractive_decode bus_master
     *-pci:1
          description: Host bridge
          product: K8 [Athlon64/Opteron] HyperTransport Technology Configuration
          vendor: Hynix Semiconductor (Hyundai Electronics)
          physical id: 101
          bus info: pci@0000:00:18.0
          version: 00
          width: 32 bits
          clock: 33MHz
     *-pci:2
          description: Host bridge
          product: K8 [Athlon64/Opteron] Address Map
          vendor: Hynix Semiconductor (Hyundai Electronics)
          physical id: 102
          bus info: pci@0000:00:18.1
          version: 00
          width: 32 bits
          clock: 33MHz
     *-pci:3
          description: Host bridge
          product: K8 [Athlon64/Opteron] DRAM Controller
          vendor: Hynix Semiconductor (Hyundai Electronics)
          physical id: 103
          bus info: pci@0000:00:18.2
          version: 00
          width: 32 bits
          clock: 33MHz
     *-pci:4
          description: Host bridge
          product: K8 [Athlon64/Opteron] Miscellaneous Control
          vendor: Hynix Semiconductor (Hyundai Electronics)
          physical id: 104
          bus info: pci@0000:00:18.3
          version: 00
          width: 32 bits
          clock: 33MHz
          configuration: driver=k8temp
          resources: irq:0
     *-scsi
          physical id: 1
          bus info: usb@8:2
          logical name: scsi6
          capabilities: emulated scsi-host
          configuration: driver=usb-storage
        *-disk
             description: SCSI Disk
             physical id: 0.0.0
             bus info: scsi@6:0.0.0
             logical name: /dev/sdc
             size: 465GiB (500GB)
             capabilities: partitioned partitioned:dos
             configuration: signature=000186ca
           *-volume
                description: Windows NTFS volume
                physical id: 1
                bus info: scsi@6:0.0.0,1
                logical name: /dev/sdc1
                logical name: /media/SHIVUX-POP
                version: 3.1
                serial: 1421b172-293d-4d11-915f-76ffcba751e4
                size: 465GiB
                capacity: 465GiB
                capabilities: primary ntfs initialized
                configuration: clustersize=4096 created=2011-04-05 20:20:16 filesystem=ntfs label=SHIVUX-POP mount.fstype=fuseblk mount.options=rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other,blksize=4096 state=mounted
  *-network DISABLED
       description: Ethernet interface
       physical id: 1
       logical name: tap0
       serial: 0e:3b:89:05:0e:1d
       size: 10Mbit/s
       capabilities: ethernet physical
       configuration: autonegotiation=off broadcast=yes driver=tun driverversion=1.6 duplex=full firmware=N/A link=no multicast=yes port=twisted pair speed=10Mbit/s

The plugin previously had worked well for the primary user. This "seems" to have coincided with the update of today, 03-24-12, but I can't be certain that this was the cause. Please let me know if there is further information that I can provide, and thanks!