Only to make sure that I did not something wrong I attach my installer.log Please have a look on it. Is everything ok, especially the SDK download URL?
Version 3.1.0 (windows) Using Locale: de_DE Ermitteln von mirror URL über CGI-Skript erfolgreich. AIR version 15.0 Flash Player version 15.0 Creating Apache Flex home Creating temporary directory Downloading Apache Flex SDK from: http://apacheflexbuild.cloudapp.net:8080/job/flex-sdk_release-candidate/lastSuccessfulBuild/artifact/out/apache-flex-sdk-4.14.0-bin.zip Verifying Apache Flex SDK MD5 Signature The Apache Flex SDK MD5 Signature of the downloaded files matches the reference. The file is valid. Uncompressing: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__\temp\apache-flex-sdk-4.14.0-bin.zip Finished uncompressing: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__\temp\apache-flex-sdk-4.14.0-bin.zip Downloading Adobe AIR Runtime Kit for Windows from: http://airdownload.adobe.com/air/win/download/15.0//AdobeAIRSDK.zip Finished uncompressing: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/in/AdobeAIRSDK.zip Installing Adobe Flash Player playerglobal.swc from: http://download.macromedia.com/get/flashplayer/updaters/15//playerglobal15_0.swc Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/frameworks/libs/player/15.0/playerglobal.swc Downloading 2.2.zip from: https://github.com/swfobject/swfobject/archive Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/in/swfobject_2_2.zip Download complete Downloading OSMF2_0.swc?format=raw from: http://sourceforge.net/adobe/flexsdk/code/HEAD/tree/trunk/frameworks/libs Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/frameworks/libs/osmf.swc Downloading afe.jar?format=raw from: http://sourceforge.net/adobe/flexsdk/code/HEAD/tree/trunk/lib Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/lib/external/optional/afe.jar Downloading aglj40.jar?format=raw from: http://sourceforge.net/adobe/flexsdk/code/HEAD/tree/trunk/lib Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/lib/external/optional/aglj40.jar Downloading flex-fontkit.jar?format=raw from: http://sourceforge.net/adobe/flexsdk/code/HEAD/tree/trunk/lib Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/lib/external/optional/flex-fontkit.jar Downloading rideau.jar?format=raw from: http://sourceforge.net/adobe/flexsdk/code/HEAD/tree/trunk/lib Validating download: C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__/lib/external/optional/rideau.jar Installing frameworks configuration files configured for use with an IDE C:\Program Files (x86)\Adobe\Adobe Flash Builder 4.5\sdks\4.14.0_RC__ is now an IDE compatible folder Installation complete [Merry Christmas - Frohe Weihnachten - Feliz Navidad - Joyeux Noel - Vesele Vanoce] ________________________________ Edscha Holding GmbH Sitz der Gesellschaft: Remscheid Registergericht: Wuppertal, HRB 22889 Geschäftsführung: Francisco J. Riberas Mera, Francisco López Peña, David Vázquez Pascual, Torsten Greiner, Markus Kirchner, Hans-Peter Schulz und Volker Weiss Vertretungsberechtigt sind nur Geschäftsführer und schriftlich Bevollmächtigte. Solely Managing Directors or employees with a written proxy have got power of representation. Der Inhalt dieser E-Mail einschließlich etwaiger beigefügter Dateien ist vertraulich und nur für den Empfänger bestimmt. Sollten Sie nicht der bestimmungsgemäße Empfänger sein, ist Ihnen jegliche Offenlegung, Vervielfältigung, Weitergabe oder Nutzung des Inhalts untersagt. Bitte informieren Sie in diesem Fall unverzüglich den Absender und löschen Sie die E-Mail einschließlich etwaiger beigefügter Dateien von Ihrem System. Vielen Dank. The contents of this e-mail including any attachments are confidential and may be legally privileged. If you are not the intended recipient, any disclosure, copying, distribution or use of its contents is strictly prohibited, and you should please notify the sender immediately and then delete this e-mail including any attachments from your system. Thank you.