The uninstall app finds nothing to uninstall but I followed the steps with the cmd line, restarted, tried the install again, and got the same result. Error is as follows:
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Hardware: iMac10,1 @ 3.33 GHz (x 2), 8192 MB RAM
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Running OS Build: Mac OS X 10.6.2 (10C2234)
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: PATH=/usr/bin:/bin:/usr/sbin:/sbin
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: TMPDIR=/var/folders/lN/lN8dM5lxEaCBqkuGIApbDU+++TI/-Tmp-/
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: SHELL=/bin/bash
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: HOME=/Users/waynebailey
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: USER=waynebailey
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: LOGNAME=waynebailey
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: DISPLAY=/tmp/launch-x5LOiR/:0
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: SSH_AUTH_SOCK=/tmp/launch-h13vct/Listeners
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: Apple_PubSub_Socket_Render=/tmp/launch-LFthOa/Render
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: __CF_USER_TEXT_ENCODING=0x1F5:0:0
Jul 13 14:32:42 Wayne-Baileys-iMac Installer[125]: Env: COMMAND_MODE=unix2003
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: @(#)PROGRAM:Install PROJECT:Install-574
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: @(#)PROGRAM:Installer PROJECT:Installer-430.1
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Hardware: iMac10,1 @ 3.33 GHz (x 2), 8192 MB RAM
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Running OS Build: Mac OS X 10.6.2 (10C2234)
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: PATH=/usr/bin:/bin:/usr/sbin:/sbin
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: TMPDIR=/var/folders/lN/lN8dM5lxEaCBqkuGIApbDU+++TI/-Tmp-/
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: SHELL=/bin/bash
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: HOME=/Users/waynebailey
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: USER=waynebailey
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: LOGNAME=waynebailey
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: DISPLAY=/tmp/launch-x5LOiR/:0
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: SSH_AUTH_SOCK=/tmp/launch-h13vct/Listeners
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: Apple_PubSub_Socket_Render=/tmp/launch-LFthOa/Render
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: __CF_USER_TEXT_ENCODING=0x1F5:0:0
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Env: COMMAND_MODE=unix2003
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Parallels Desktop 5 for Mac Installation Log
Jul 13 14:32:43 Wayne-Baileys-iMac Installer[128]: Opened from: /Volumes/Parallels Desktop 5/Install.mpkg
Jul 13 14:33:57 Wayne-Baileys-iMac runner[195]: Administrator authorization granted.
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: ================================================================================
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: User picked Standard Install
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Choices selected for installation:
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Install: "Parallels Desktop 5 for Mac"
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Install: "Parallels Desktop"
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Parallels Desktop 5.pkg : com.parallels.desktop.package : 5.0.9344.558821
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Install: "Parallels Desktop Transporter"
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Parallels Transporter 5.pkg : com.parallels.desktop.transporter : 5.0.9344.558821
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Install: "Parallels Desktop Image Tool"
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Parallels Image Tool 5.pkg : com.parallels.desktop.imagetool : 5.0.9344.558821
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Install: "Parallels Desktop Explorer"
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: Parallels Explorer 5.pkg : com.parallels.desktop.explorer : 5.0.9344.558821
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: MacFUSE-Core-2.0.3.2.pkg : com.google.macfuse.core.203 : 2.0
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: ================================================================================
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: It took 0.00 seconds to summarize the package selections.
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: location = file://localhost
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Desktop%205.pkg
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Transporter%205.pkg
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Image%20Tool%205.pkg
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Explorer%205.pkg
Jul 13 14:33:57 Wayne-Baileys-iMac Installer[128]: -[IFDInstallController(Private) _buildInstallPlan]: file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/MacFUSE-Core-2.0.3.2.pkg
Jul 13 14:34:02 Wayne-Baileys-iMac Installer[128]: Will use PK session
Jul 13 14:34:02 Wayne-Baileys-iMac Installer[128]: Starting installation:
Jul 13 14:34:02 Wayne-Baileys-iMac Installer[128]: Configuring volume "Macintosh HD"
Jul 13 14:34:03 Wayne-Baileys-iMac Installer[128]: Preparing disk for local booted install.
Jul 13 14:34:03 Wayne-Baileys-iMac Installer[128]: Free space on "Macintosh HD": 986.18 GB (986179448832 bytes).
Jul 13 14:34:03 Wayne-Baileys-iMac Installer[128]: Create temporary directory "/var/folders/lN/lN8dM5lxEaCBqkuGIApbDU+++TI/-Tmp-//Install.128PrHa0y"
Jul 13 14:34:03 Wayne-Baileys-iMac Installer[128]: IFPKInstallElement (5 packages)
Jul 13 14:34:03 Wayne-Baileys-iMac installd[198]: PackageKit: ----- Begin install -----
Jul 13 14:34:03 Wayne-Baileys-iMac installd[198]: PackageKit: request=PKInstallRequest <5 packages, destination=/>
Jul 13 14:34:03 Wayne-Baileys-iMac installd[198]: PackageKit: packages=(\n "PKJaguarPackage <file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Desktop%205.pkg>",\n "PKJaguarPackage <file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Transporter%205.pkg>",\n "PKJaguarPackage <file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Image%20Tool%205.pkg>",\n "PKJaguarPackage <file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/Parallels%20Explorer%205.pkg>",\n "PKJaguarPackage <file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/Contents/Packages/MacFUSE-Core-2.0.3.2.pkg>"\n)
Jul 13 14:34:04 Wayne-Baileys-iMac installd[198]: PackageKit: Extracting /Volumes/Parallels Desktop 5/Install.mpkg/Contents/Packages/Parallels Desktop 5.pkg/Contents/Archive.pax.gz (destination=/var/folders/zz/zzzivhrRnAmviuee+++++++++++/-Tmp-/PKInstallSandbox-tmp/Root, uid=0)
Jul 13 14:36:20 Wayne-Baileys-iMac installd[198]: PackageKit: Extracting /Volumes/Parallels Desktop 5/Install.mpkg/Contents/Packages/Parallels Transporter 5.pkg/Contents/Archive.pax.gz (destination=/var/folders/zz/zzzivhrRnAmviuee+++++++++++/-Tmp-/PKInstallSandbox-tmp/Root, uid=0)
Jul 13 14:36:28 Wayne-Baileys-iMac installd[198]: PackageKit: Install Failed: PKG: extracting "com.parallels.pkg.desktop.transporter"\nError Domain=PKInstallErrorDomain Code=110 UserInfo=0x10014ea10 "An error occurred while extracting files from the package “Parallels Transporter 5.pkg”." Underlying Error=(Error Domain=NSPOSIXErrorDomain Code=5 UserInfo=0x10049cbe0 "The operation couldn’t be completed. Input/output error") {\n NSFilePath = "/var/folders/zz/zzzivhrRnAmviuee+++++++++++/-Tmp-/PKInstallSandbox-tmp/Root";\n NSLocalizedDescription = "An error occurred while extracting files from the package \U201cParallels Transporter 5.pkg\U201d.";\n NSURL = "./Contents/Packages/Parallels%20Transporter%205.pkg -- file://localhost/Volumes/Parallels%20Desktop%205/Install.mpkg/";\n NSUnderlyingError = "Error Domain=NSPOSIXErrorDomain Code=5 UserInfo=0x10049cbe0 \"The operation couldn\U2019t be completed. Input/output error\"";\n PKInstallPackageIdentifier = "com.parallels.pkg.desktop.transporter";\n}
Jul 13 14:36:28 Wayne-Baileys-iMac Installer[128]: install:didFailWithError:Error Domain=PKInstallErrorDomain Code=110 UserInfo=0x10a740 "An error occurred while extracting files from the package “Parallels Transporter 5.pkg”." Underlying Error=(Error Domain=NSPOSIXErrorDomain Code=5 UserInfo=0x17f8b0 "The operation couldn’t be completed. Input/output error")
Jul 13 14:36:28 Wayne-Baileys-iMac Installer[128]: Install failed: The Installer encountered an error that caused the installation to fail. Contact the software manufacturer for assistance.
Thanks for your help. This is quite perplexing.