Can someone help me read the error message? I don't understand

[natestocker]

Instance folder is:

/Users/nathanstocker/Downloads/MultiMC.app/Contents/Resources/instances/camping/minecraft/

 

Instance started with command:

"/System/Library/Frameworks/JavaVM.framework/Versions/1.6.0/Commands/java"  -Xdock:icon=icon.png -Xdock:name="MultiMC: camping" -Xms512m -Xmx1024m -jar MultiMCLauncher.jar  "natestocker" "9fa01bc5818f45b1a9c5ff4c2964ab35" "MultiMC: camping" "854x480" "Mojang"

 

Loading jars...

Loading URL: file:/Users/nathanstocker/Downloads/MultiMC.app/Contents/Resources/instances/camping/minecraft/bin/minecraft.jar

Loading URL: file:/Users/nathanstocker/Downloads/MultiMC.app/Contents/Resources/instances/camping/minecraft/bin/lwjgl.jar

Loading URL: file:/Users/nathanstocker/Downloads/MultiMC.app/Contents/Resources/instances/camping/minecraft/bin/lwjgl_util.jar

Loading URL: file:/Users/nathanstocker/Downloads/MultiMC.app/Contents/Resources/instances/camping/minecraft/bin/jinput.jar

Loading natives...

Fixed Minecraft Path: Field was private static java.io.File net.minecraft.client.Minecraft.an

Launching with applet wrapper...

2013-11-23 17:29:54 [iNFO] [ForgeModLoader] Forge Mod Loader version 5.2.5.686 for Minecraft 1.5.2 loading

2013-11-23 17:29:54 [iNFO] [ForgeModLoader] Java is Java HotSpot 64-Bit Server VM, version 1.6.0_65, running on Mac OS X:x86_64:10.8.5, installed at /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home

2013-11-23 17:29:54 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/argo-small-3.2.jar

2013-11-23 17:29:55 [iNFO] [ForgeModLoader] Download complete

2013-11-23 17:29:55 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/guava-14.0-rc3.jar

2013-11-23 17:30:00 [iNFO] [ForgeModLoader] Download complete

2013-11-23 17:30:00 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/asm-all-4.1.jar

2013-11-23 17:30:01 [iNFO] [ForgeModLoader] Download complete

2013-11-23 17:30:01 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar

2013-11-23 17:30:01 [sEVERE] [ForgeModLoader] There was a problem downloading the file bcprov-jdk15on-148.jar automatically. Perhaps you have an environment without internet access. You will need to download the file manually or restart and let it try again

 

2013-11-23 17:30:01 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/deobfuscation_data_1.5.2.zip

2013-11-23 17:30:02 [iNFO] [ForgeModLoader] Download complete

2013-11-23 17:30:02 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/scala-library.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] There was a problem downloading the file scala-library.jar automatically. Perhaps you have an environment without internet access. You will need to download the file manually or restart and let it try again

 

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] There were errors during initial FML setup. Some files failed to download or were otherwise corrupted. You will need to manually obtain the following files from these download links and ensure your lib directory is clean.

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/argo-small-3.2.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/guava-14.0-rc3.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/asm-all-4.1.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/deobfuscation_data_1.5.2.zip

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/scala-library.jar

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] <===========>

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] The following is the errors that caused the setup to fail. They may help you diagnose and resolve the issue

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] A download error occured

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] A download error occured

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] <<< ==== >>>

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] The following is diagnostic information for developers to review.

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] Error details

java.lang.RuntimeException: A download error occured

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:548)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:165)

at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172)

at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:259)

at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:229)

at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:25)

at net.minecraft.Launcher.init(Launcher.java:108)

at MCFrame.start(MCFrame.java:72)

at MultiMCLauncher.main(MultiMCLauncher.java:275)

Caused by: java.io.FileNotFoundException: http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)

at java.lang.reflect.Constructor.newInstance(Constructor.java:513)

at sun.net.www.protocol.http.HttpURLConnection$6.run(HttpURLConnection.java:1514)

at java.security.AccessController.doPrivileged(Native Method)

at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1508)

at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1162)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:532)

... 8 more

Caused by: java.io.FileNotFoundException: http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar

at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1457)

at sun.net.www.protocol.http.HttpURLConnection.getHeaderField(HttpURLConnection.java:2340)

at java.net.URLConnection.getHeaderFieldInt(URLConnection.java:579)

at java.net.URLConnection.getContentLength(URLConnection.java:474)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:531)

... 8 more

2013-11-23 17:30:02 [sEVERE] [ForgeModLoader] Error details

java.lang.RuntimeException: A download error occured

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:548)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:165)

at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172)

at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:259)

at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:229)

at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:25)

at net.minecraft.Launcher.init(Launcher.java:108)

at MCFrame.start(MCFrame.java:72)

at MultiMCLauncher.main(MultiMCLauncher.java:275)

Caused by: java.io.FileNotFoundException: http://files.minecraftforge.net/fmllibs/scala-library.jar

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)

at java.lang.reflect.Constructor.newInstance(Constructor.java:513)

at sun.net.www.protocol.http.HttpURLConnection$6.run(HttpURLConnection.java:1514)

at java.security.AccessController.doPrivileged(Native Method)

at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1508)

at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1162)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:532)

... 8 more

Caused by: java.io.FileNotFoundException: http://files.minecraftforge.net/fmllibs/scala-library.jar

at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1457)

at sun.net.www.protocol.http.HttpURLConnection.getHeaderField(HttpURLConnection.java:2340)

at java.net.URLConnection.getHeaderFieldInt(URLConnection.java:579)

at java.net.URLConnection.getContentLength(URLConnection.java:474)

at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:531)

... 8 more

2013-11-23 17:30:08 [iNFO] [sTDERR] Exception in thread "main" java.lang.RuntimeException: java.lang.RuntimeException: A fatal error occured and FML cannot continue

2013-11-23 17:30:08 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:192)

2013-11-23 17:30:08 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:259)

2013-11-23 17:30:08 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:229)

2013-11-23 17:30:08 [iNFO] [sTDERR] at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:25)

2013-11-23 17:30:08 [iNFO] [sTDERR] at net.minecraft.Launcher.init(Launcher.java:108)

2013-11-23 17:30:08 [iNFO] [sTDERR] at MCFrame.start(MCFrame.java:72)

2013-11-23 17:30:08 [iNFO] [sTDERR] at MultiMCLauncher.main(MultiMCLauncher.java:275)

2013-11-23 17:30:08 [iNFO] [sTDERR] Caused by: java.lang.RuntimeException: A fatal error occured and FML cannot continue

2013-11-23 17:30:08 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:261)

2013-11-23 17:30:08 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172)

2013-11-23 17:30:08 [iNFO] [sTDERR] ... 6 more

[Draco18s]

Yes.

You're using an old launcher to load 1.5.2, the libraries are no longer at the location the launcher expects them to be.  There are like 5000 threads on this all over the forums, most of them locked because people can't freaking search.