Minecraft Forums

Yesterday, I bought minecraft and I was playing on 1.7.9 but today I tried to install 1.7.2 i got this error java.lang.Thread.run (Unknown Source).

Or the some parts of the log :

oad(AssetDownloadable.java:107) ~[launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:108) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:89) [launcher.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.7.0_55]
at java.lang.Thread.run(Unknown Source) [?:1.7.0_55]
[12:56:02 ERROR]: Gave up trying to download http://resources.dow...0cecfc4866d1cd6 for job 'Resources'
[12:56:02 WARN]: Couldn't download http://resources.dow...01799a105526cde for job 'Resources'
java.lang.RuntimeException: Server responded with 499
at com.mojang.launcher.updater.download.assets.AssetDownloadable.download(AssetDownloadable.java:107) ~[launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:108) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:89) [launcher.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.7.0_55]
at java.lang.Thread.run(Unknown Source) [?:1.7.0_55]
[12:56:02 ERROR]: Gave up trying to download http://resources.dow...01799a105526cde for job 'Resources'
[12:56:06 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\5a\5a7ce2181203dd558cbd55d02081b9e95a07f16f for job 'Resources': Downloaded asset and hash matched successfully
[12:56:07 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\f6\f685021d4f26d6b590bffb341908e25e92e18cef for job 'Resources': Downloaded asset and hash matched successfully
[12:56:09 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\b0\b0b12118a97ddd733a50e9382e91a21652568641 for job 'Resources': Downloaded asset and hash matched successfully
[12:56:14 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\87\87722a59c8d488370f3d430cd4c97a3161081785 for job 'Resources': Downloaded asset and hash matched successfully
[12:56:16 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\87\876655d1691803f4cef17a6288d971285be79c6a for job 'Resources': Downloaded asset and hash matched successfully
[12:56:16 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\83\83233451430516d839eaee855a2f789b8985d457 for job 'Resources': Downloaded asset and hash matched successfully
[12:56:17 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\14\14ae57a6bce3d4254daa8be2b098c2d99743cc3f for job 'Resources': Downloaded asset and hash matched successfully
[12:56:17 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\46\4664de25eb2bfc88ebbd638cfae6934dd968ceaa for job 'Resources': Downloaded asset and hash matched successfully
[12:56:17 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\b9\b9eef13c2337a6335c4523858619ca560dff4496 for job 'Resources': Downloaded asset and hash matched successfully
[12:56:22 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\62\6254527d626a2c7d80901cc2e62dce3ba4bd81f6 for job 'Resources': Downloaded asset and hash matched successfully
[12:56:29 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\versions\1.7.2\1.7.2.jar for job 'Version & Libraries': Downloaded successfully and etag matched
[12:56:29 INFO]: Job 'Version & Libraries' finished successfully (took 0:02:32.745)
[12:56:40 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\27\27fcacc68bb77f01b23ea9c9d36d9018f8509cdf for job 'Resources': Downloaded asset and hash matched successfully
[12:57:01 INFO]: Finished downloading C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\47\47800737d078e751698df291054adc596ba8195a for job 'Resources': Downloaded asset and hash matched successfully
[12:57:01 INFO]: Job 'Resources' finished successfully (took 0:02:57.095)
[12:57:01 INFO]: Launching game
[12:57:01 INFO]: Unpacking natives to C:\Users\Beast\AppData\Roaming\.minecraft\versions\1.7.2\1.7.2-natives-7243244840832
[12:57:01 INFO]: Reconstructing virtual assets folder at C:\Users\Beast\AppData\Roaming\.minecraft\assets\virtual\legacy
[12:57:02 ERROR]: Couldn't unpack natives!
java.io.FileNotFoundException: Source 'C:\Users\Beast\AppData\Roaming\.minecraft\assets\objects\ad\ad126e435cca94054bf0d616301799a105526cde' does not exist
at org.apache.commons.io.FileUtils.copyFile(FileUtils.java:1074) ~[launcher.jar:?]
at net.minecraft.launcher.game.MinecraftGameRunner.reconstructAssets(MinecraftGameRunner.java:257) ~[launcher.jar:?]
at net.minecraft.launcher.game.MinecraftGameRunner.launchGame(MinecraftGameRunner.java:114) [launcher.jar:?]
at com.mojang.launcher.game.runner.AbstractGameRunner.onDownloadJobFinished(AbstractGameRunner.java:189) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:120) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:?]
at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:89) [launcher.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.7.0_55]
at java.lang.Thread.run(Unknown Source) [?:1.7.0_55]

You have an ad blocker of some kind that is preventing MC from downloading a file that happens to have the string "/ad/" in its URL.
It isn't an ad.