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my minecraft worked fine untail I installed orespawn

---- Minecraft Crash Report ----
// My bad.

Time: 5/15/15 2:10 PM
Description: There was a severe problem during mod loading that has caused the game to fail

cpw.mods.fml.common.LoaderException: java.lang.ClassNotFoundException: danger.orespawn.OreSpawnMain
at cpw.mods.fml.common.LoadController.transition(LoadController.java:163)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:522)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:206)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
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 net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: danger.orespawn.OreSpawnMain
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at cpw.mods.fml.common.ModClassLoader.loadClass(ModClassLoader.java:58)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:440)
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 com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
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 com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:511)
... 10 more
Caused by: java.lang.NullPointerException

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.7.0_80, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 162561432 bytes (155 MB) / 268947456 bytes (256 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.141.1403 Minecraft Forge 10.13.3.1403 19 mods loaded, 19 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed
FML{7.10.141.1403} [Forge Mod Loader] (forge-1.7.10-10.13.3.1403-1.7.10.jar) Unloaded->Constructed
Forge{10.13.3.1403} [Minecraft Forge] (forge-1.7.10-10.13.3.1403-1.7.10.jar) Unloaded->Constructed
bdlib{1.5.1.32} [BD Lib] (bdlib-mc1710-1.5.1.32.jar) Unloaded->Constructed
cgo{3.0.8} [CG Origin] (CGOrigin-1.7.10-3.0.8.jar) Unloaded->Constructed
OreSpawn{1.7.10.20.3} [OreSpawn] (danger) Unloaded->Errored
FastCraft{1.19} [FastCraft] (fastcraft-1.19.jar) Unloaded->Constructed
ForgeMultipart{1.1.1.325} [Forge Multipart] (ForgeMultipart-1.7.10-1.1.1.325-universal.jar) Unloaded->Constructed
McMultipart{1.1.1.325} [Minecraft Multipart Plugin] (ForgeMultipart-1.7.10-1.1.1.325-universal.jar) Unloaded->Constructed
inventorytweaks{1.58-147-645ca10} [Inventory Tweaks] (InventoryTweaks-1.58-147.jar) Unloaded->Constructed
lucky{5.1.0} [Lucky Block] (Lucky-Block-Mod-1.7.10.jar) Unloaded->Constructed
Mantle{1.7.10-0.3.2.jenkins184} [Mantle] (Mantle-1.7.10-0.3.2.jar) Unloaded->Constructed
MineTweaker3{3.0.9B} [MineTweaker 3] (MineTweaker3-1.7.10-3.0.9C.jar) Unloaded->Constructed
necromancy{1.7.0} [Necromancy] (Necromancy-1.7.10.jar) Unloaded->Constructed
AS_Ruins{13.8} [Ruins Spawning System] (Ruins-1.7.10.jar) Unloaded->Constructed
TConstruct{1.7.10-1.8.5.build957} [Tinkers' Construct] (TConstruct-1.7.10-1.8.5.jar) Unloaded->Constructed
Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar) Unloaded->Constructed
libsandstone{1.0.0} [libsandstone] (LibSandstone-1.0.0.jar) Unloaded->Constructed
ForgeMicroblock{1.1.1.325} [Forge Microblocks] (ForgeMultipart-1.7.10-1.1.1.325-universal.jar) Unloaded->Constructed
GL info: ' Vendor: 'Intel' Version: '4.2.0 - Build 10.18.10.3910' Renderer: 'Intel(R) HD Graphics 4400'
Mantle Environment: Environment healthy.
TConstruct Environment: Environment healthy.

Quote from Ninja_Armaan»

OreSpawn{1.7.10.20.3} [OreSpawn] (danger) Unloaded->Errored

OreSpawn has Errored, try using the version of Forge quoted on their website.

Your Version: FML: MCP v9.05 FML v7.10.141.1403 Minecraft Forge 10.13.3.1403

Quote from Sir_Fluffy»

OreSpawn has Errored, try using the version of Forge quoted on their website.

Your Version: FML: MCP v9.05 FML v7.10.141.1403 Minecraft Forge 10.13.3.1403

OreSpawn requires MC 1.7.10 and
Forge 10.13.2.1230.

I installed it and a new error came

Okay, use the version listed in that photo, if that does not work then you have to contact the maker of OreSpawn and tell them to update their Forge compatibility.

Because 1230 is very old