MagicLauncher 0.9.7
java.home: C:\Program Files (x86)\Java\jre6
java.runtime.name: Java(TM) SE Runtime Environment
java.runtime.version: 1.6.0_31-b05
os.name: Windows Vista
os.version: 6.0
os.arch: x86
sun.arch.data.model: 32
com.sun.org.apache.xerces.internal.impl.io.MalformedByteSequenceException: Invalid byte 1 of 1-byte UTF-8 sequence.
    at com.sun.org.apache.xerces.internal.impl.io.UTF8Reader.invalidByte(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.io.UTF8Reader.read(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.load(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.scanData(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanCDATASection(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
    at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)
    at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)
    at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
    at javax.xml.parsers.SAXParser.parse(Unknown Source)
    at javax.xml.parsers.SAXParser.parse(Unknown Source)
    at magic.launcher.af.run(Unknown Source)
java.io.IOException: Server returned HTTP response code: 503 for URL: https://login.minecraft.net/
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source)
    at magic.launcher.ag.a(Unknown Source)
    at magic.launcher.y.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)

Connecting to smp.opticraft.net, 25565
java.io.IOException: Server returned HTTP response code: 504 for URL: http://session.minecraft.net/game/joinserver.jsp?user=iGenerator&sessionId=-4368466932747775028&serverId=391d5f62630bc7f7
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.URL.openStream(Unknown Source)
    at adl.a(SourceFile:508)
    at jf.a(SourceFile:29)
    at lg.b(SourceFile:273)
    at adl.b(SourceFile:90)
    at ajy.a(SourceFile:45)
    at net.minecraft.client.Minecraft.k(SourceFile:1384)
    at net.minecraft.client.Minecraft.x(SourceFile:719)
    at net.minecraft.client.Minecraft.run(SourceFile:671)
    at java.lang.Thread.run(Unknown Source)