Here it goes:
Feb 18 23:51:24 pg-macbookpro.lan installd[1215]: installd: Starting
Feb 18 23:51:24 pg-macbookpro.lan installd[1215]: installd: uid=0, euid=0
Feb 18 23:51:24 pg-macbookpro.lan suhelperd[1211]: Acquired Lock: 501, 1210, 0
Feb 18 23:51:24 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: Scan for client pid 1210 (/System/Library/CoreServices/Software Update.app/Contents/MacOS/Software Update) parent pid 1209 (/System/Library/Java/Support/CoreDeploy.bundle/Contents/Download Java Components.app/Contents/MacOS/Download Java Components)
Feb 18 23:51:24 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: Using predicate "com.apple.java.runtime" IN tags
Feb 18 23:51:24 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: Using filter keys 041-7414
Feb 18 23:51:25 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: Using catalog https://swscan.apple.com/content/catalogs/others/index-mountainlion-lion-snowleo pard-leopard.merged-1.sucatalog.gz
Feb 18 23:51:25 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: Skipping Content Locator from previous failure detection.
Feb 18 23:51:25 pg-macbookpro.lan Software Update[1210]: Added 74 PPD versions for /Library/Printers/PPDs/Contents/Resources from cache as of 2013-02-18 13:53:11 +0000
Feb 18 23:51:26 pg-macbookpro.lan Software Update[1210]: SoftwareUpdate: elapsed scan time = 1.5
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: ----- Begin install -----
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: request=PKInstallRequest <4 packages, destination=/>
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: packages=(
"PKLeopardPackage <file://localhost/Library/Updates/041-7414/JavaEssentials.pkg>",
"PKLeopardPackage <file://localhost/Library/Updates/041-7414/JavaForOSX.pkg>",
"PKLeopardPackage <file://localhost/Library/Updates/041-7414/JavaSecurity.pkg>",
"PKLeopardPackage <file://localhost/Library/Updates/041-7414/JavaMDNS.pkg>"
)
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: Will do receipt-based obsoleting for package identifier com.apple.pkg.JavaEssentials (prefix path=/)
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: Skipping component "com.apple.mrt.uiagent" (1.0.0-1.0.0-28000000000000-*) because the version 1.1.0-1.0.0-1100000000000000-15 is already installed at /System/Library/CoreServices/MRTAgent.app.
Feb 18 23:51:36 pg-macbookpro.lan installd[1215]: PackageKit: Install Failed: Error Domain=PKInstallErrorDomain Code=110 "An error occurred while extracting files from the package “JavaEssentials.pkg”." UserInfo=0x7fab6964c690 {NSUnderlyingError=0x7fab6964a790 "The file couldn’t be opened because it isn’t in the correct format.", NSFilePath=/var/folders/zz/zyxvpxvq6csfxvn_n0000000000000/Cleanup At Startup/PKInstallSandboxManager/1.sandbox/Root, NSURL=file://localhost/Library/Updates/041-7414/JavaEssentials.pkg, PKInstallPackageIdentifier=com.apple.pkg.JavaEssentials, NSLocalizedDescription=An error occurred while extracting files from the package “JavaEssentials.pkg”.} {
NSFilePath = "/var/folders/zz/zyxvpxvq6csfxvn_n0000000000000/Cleanup At Startup/PKInstallSandboxManager/1.sandbox/Root";
NSLocalizedDescription = "An error occurred while extracting files from the package \U201cJavaEssentials.pkg\U201d.";
NSURL = "file://localhost/Library/Updates/041-7414/JavaEssentials.pkg";
NSUnderlyingError = "Error Domain=NSCocoaErrorDomain Code=259 \"The file couldn\U2019t be opened because it isn\U2019t in the correct format.\"";
PKInstallPackageIdentifier = "com.apple.pkg.JavaEssentials";
}
Feb 18 23:51:37 pg-macbookpro.lan Software Update[1210]: Removing 041-7414
Feb 18 23:51:37 pg-macbookpro.lan Software Update[1211]: Releasing Lock: 501, 1210, 0
Feb 18 23:51:37 pg-macbookpro.lan Software Update[1210]: Error: An error occurred while extracting files from the package “JavaEssentials.pkg”. (PKInstallErrorDomain code 110)
Feb 18 23:51:54 pg-macbookpro.lan installd[1215]: installd: Exiting.