tekkit wont load

[Ethan MG]

Launcher Version: 1.5.2

Operating System: Windows 8 (amd64) version 6.2

Java Version: 1.7.0_40, Oracle Corporation

Antivirus Program: Trend Micro

Description of Problem:

When i load up tekit on the launcher it crashes at the white mojang page, worked fine one day, and stopped the next

Error Messages:

java.lang.RuntimeException: java.io.FileNotFoundException: C:\Users\Ethan G\AppData\Roaming\.technic\modpacks\tekkitmain\config\ChickenChunks.cfg (The requested operation cannot be performed on a file with a user-mapped section open)

at codechicken.core.config.ConfigFile.saveConfig(ConfigFile.java:134)

at codechicken.core.config.ConfigTag.saveConfig(ConfigTag.java:30)

at codechicken.core.config.ConfigTagParent.setComment(ConfigTagParent.java:70)

at codechicken.core.config.ConfigTag.setComment(ConfigTag.java:235)

at codechicken.chunkloader.ChunkLoaderManager.initConfig(ChunkLoaderManager.java:674)

at codechicken.chunkloader.ChunkLoaderProxy.load(ChunkLoaderProxy.java:36)

at codechicken.chunkloader.ChunkLoaderClientProxy.load(ChunkLoaderClientProxy.java:13)

at codechicken.chunkloader.ChickenChunks.initialize(ChickenChunks.java:49)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at

2013/11/22 15:59:07 [iNFO]