troll craft

[NBTvjhammer]

[B#349] java.io.FileNotFoundException: C:\Users\jared\AppData\Roaming\.technic\modpacks\troll-craft-recreation\bin\natives\avutil-ttv-51.dll (The process cannot access the file because it is being used by another process)
[B#349]  at java.io.FileOutputStream.open(Native Method)
[B#349]  at java.io.FileOutputStream.<init>(Unknown Source)
[B#349]  at java.io.FileOutputStream.<init>(Unknown Source)
[B#349]  at net.technicpack.utilslib.ZipUtils.unzipEntry(ZipUtils.java:102)
[B#349]  at net.technicpack.utilslib.ZipUtils.unzipFile(ZipUtils.java:152)
[B#349]  at net.technicpack.launchercore.install.tasks.UnzipFileTask.runTask(UnzipFileTask.java:59)
[B#349]  at net.technicpack.launchercore.install.tasks.TaskGroup.runTask(TaskGroup.java:86)
[B#349]  at net.technicpack.launchercore.install.InstallTasksQueue.runAllTasks(InstallTasksQueue.java:52)
[B#349]  at net.technicpack.launchercore.install.ModpackInstaller.installPack(ModpackInstaller.java:42)
[B#349]  at net.technicpack.launcher.launch.Installer$1.run(Installer.java:124)
[B#349]  at java.lang.Thread.run(Unknown Source)

 

when I try to play or start a world it backs me out to title screen.

please helpcrash-2017-01-27_20.10.41-client.txt