Error

C:\Users\**\Documents\Modding\ObsiTools>gradlew setupDecompWorkspace
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 Powered By MCP:
 http://mcp.ocean-labs.de/
 Searge, ProfMobius, Fesh0r,
 R4wk, ZeuX, IngisKahn
 MCP Data version : unknown
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:extractUserDev SKIPPED
:getAssetsIndex
:getAssets
:copyAssets
:extractNatives UP-TO-DATE
:genSrgs SKIPPED
:downloadMcpTools UP-TO-DATE
:downloadClient SKIPPED
:downloadServer SKIPPED
:mergeJars SKIPPED
:deobfuscateJar SKIPPED
:decompile SKIPPED
:doFmlPatches SKIPPED
:addSources SKIPPED
:doForgePatches SKIPPED
:remapJar SKIPPED
:extractForgeSrc UP-TO-DATE
:recompForge

FAILURE: Build failed with an exception.

* What went wrong:
Could not resolve all dependencies for configuration ':minecraftDeps'.
> Could not resolve net.minecraft:launchwrapper:1.9.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/net/minecraft/launchwrapper/1.9/launchwrapper-1.9.pom'.
      > peer not authenticated
> Could not resolve com.ibm.icu:icu4j-core-mojang:51.2.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/ibm/icu/icu4j-core-mojang/51.2/icu4j-core-mojang-51.2.pom'.
      > peer not authenticated
> Could not resolve lzma:lzma:0.0.1.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/lzma/lzma/0.0.1/lzma-0.0.1.pom'.
      > peer not authenticated
> Could not resolve com.paulscode:codecjorbis:20101023.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.pom'.
      > peer not authenticated
> Could not resolve com.paulscode:codecwav:20101023.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/paulscode/codecwav/20101023/codecwav-20101023.pom'.
      > peer not authenticated
> Could not resolve com.paulscode:libraryjavasound:20101123.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.pom'.
      > peer not authenticated
> Could not resolve com.paulscode:librarylwjglopenal:20100824.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.pom'.
      > peer not authenticated
> Could not resolve com.paulscode:soundsystem:20120107.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/paulscode/soundsystem/20120107/soundsystem-20120107.pom'.
      > peer not authenticated
> Could not resolve com.mojang:authlib:1.3.
  Required by:
      com.yourname.modid:ObsiTools:1.0
   > Could not GET 'https://libraries.minecraft.net/com/mojang/authlib/1.3/authlib-1.3.pom'.
      > peer not authenticated

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

BUILD FAILED