MinecraftError

Bootstrap (v5)
Current time is Jan 25, 2015 10:44:42 AM
System.getProperty('os.name') == 'Windows 7'
System.getProperty('os.version') == '6.1'
System.getProperty('os.arch') == 'amd64'
System.getProperty('java.version') == '1.7.0_25'
System.getProperty('java.vendor') == 'Oracle Corporation'
System.getProperty('sun.arch.data.model') == '64'

Downloading: https://s3.amazonaws.com/Minecraft.Download/launcher/launcher.pack.lzma
Exception: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: No trusted certificate found
Recognized exception: the likely cause is a set of broken/missing root-certificates. Check your java install and perhaps reinstall it.
Downloading: https://s3.amazonaws.com/Minecraft.Download/launcher/launcher.pack.lzma (try 2/10)
FATAL ERROR: java.lang.NoClassDefFoundError: Could not initialize class javax.crypto.JceSecurity
	at javax.crypto.Cipher.getInstance(Cipher.java:499)
	at sun.security.ssl.JsseJce.getCipher(Unknown Source)
	at sun.security.ssl.CipherBox.<init>(Unknown Source)
	at sun.security.ssl.CipherBox.newCipherBox(Unknown Source)
	at sun.security.ssl.CipherSuite$BulkCipher.newCipher(Unknown Source)
	at sun.security.ssl.CipherSuite$BulkCipher.isAvailable(Unknown Source)
	at sun.security.ssl.CipherSuite$BulkCipher.isAvailable(Unknown Source)
	at sun.security.ssl.CipherSuite.isAvailable(Unknown Source)
	at sun.security.ssl.SSLContextImpl.getApplicableCipherSuiteList(Unknown Source)
	at sun.security.ssl.SSLContextImpl.getDefaultCipherSuiteList(Unknown Source)
	at sun.security.ssl.SSLSocketImpl.init(Unknown Source)
	at sun.security.ssl.SSLSocketImpl.<init>(Unknown Source)
	at sun.security.ssl.SSLSocketFactoryImpl.createSocket(Unknown Source)
	at sun.net.www.protocol.https.HttpsClient.createSocket(Unknown Source)
	at sun.net.NetworkClient.doConnect(Unknown Source)
	at sun.net.www.http.HttpClient.openServer(Unknown Source)
	at sun.net.www.http.HttpClient.openServer(Unknown Source)
	at sun.net.www.protocol.https.HttpsClient.<init>(Unknown Source)
	at sun.net.www.protocol.https.HttpsClient.New(Unknown Source)
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(Unknown Source)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(Unknown Source)
	at net.minecraft.bootstrap.Downloader.run(Downloader.java:64)
	at net.minecraft.bootstrap.Bootstrap.execute(Bootstrap.java:92)
	at net.minecraft.bootstrap.Bootstrap.main(Bootstrap.java:381)


Please fix the error and restart.