i installed forge in the correct way and when i load one of my maps (a floating island map) it doesnt work but it works on all my other maps just not my floating island map
Details:
Minecraft Version: 1.5.2
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_17, Oracle Corporation
Java VM Version: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 411240744 bytes (392 MB) / 519110656 bytes (495 MB) up to 1037959168 bytes (989 MB)
JVM Flags: 2 total; -Xms512m -Xmx1024m
AABB Pool Size: 213 (11928 bytes; 0 MB) allocated, 213 (11928 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v7.51 FML v5.2.10.702 Minecraft Forge 7.8.0.702 11 mods loaded, 11 mods active
mcp{7.44} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{5.2.10.702} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{7.8.0.702} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod_TooManyItems{1.5.2 2013-04-25} [mod_TooManyItems] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ICBM|Contraption{1.2.0} [iCBM] (ICBM_Contraption_v1.2.0.108.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ICBM|Sentry{1.2.0} [iCBM] (ICBM_Sentry_v1.2.0.108.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ICBM|Explosion{1.2.0} [iCBM] (ICBM_Explosion_v1.2.0.108.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Mekanism{5.5.6} [Mekanism] (Mekanism-v5.5.6.64.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MekanismGenerators{5.5.6} [MekanismGenerators] (MekanismGenerators-v5.5.6.64.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MekanismTools{5.5.6} [MekanismTools] (MekanismTools-v5.5.6.64.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
WirelessRedstoneCore{1.7} [Wireless Redstone] (WirelessRedstone-Universal-v1.7.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Profiler Position: N/A (disabled)
Vec3 Pool Size: 18 (1008 bytes; 0 MB) allocated, 18 (1008 bytes; 0 MB) used
Player Count: 0 / 8; []
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'
java.lang.NullPointerException
at net.minecraft.server.management.ServerConfigurationManager.func_72355_a(ServerConfigurationManager.java:120)
at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:97)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:675)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:571)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:127)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:469)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)
--- END ERROR REPORT a1b5d08d ----------
what is wrong