I installed some new content packs but I cannot use them due to a crashing issue.

---- Minecraft Crash Report ----
// Oh - I know what I did wrong!

Time: 21/04/19 10:46
Description: Ticking memory connection

java.lang.NullPointerException: Ticking memory connection
at com.flansmod.common.driveables.DriveableType.getDriveable(DriveableType.java:544)
at com.flansmod.common.driveables.DriveableData.readFromNBT(DriveableData.java:45)
at com.flansmod.common.driveables.DriveableData.(DriveableData.java:34)
at com.flansmod.common.driveables.ItemVehicle.getData(ItemVehicle.java:159)
at com.flansmod.common.driveables.ItemVehicle.func_77659_a(ItemVehicle.java:136)
at net.minecraft.item.ItemStack.func_77957_a(ItemStack.java:146)
at net.minecraft.server.management.ItemInWorldManager.func_73085_a(ItemInWorldManager.java:316)
at net.minecraft.network.NetHandlerPlayServer.func_147346_a(NetHandlerPlayServer.java:539)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:60)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:9)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:165)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:659)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:111)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

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

-- Head --
Stacktrace:
at com.flansmod.common.driveables.DriveableType.getDriveable(DriveableType.java:544)
at com.flansmod.common.driveables.DriveableData.readFromNBT(DriveableData.java:45)
at com.flansmod.common.driveables.DriveableData.(DriveableData.java:34)
at com.flansmod.common.driveables.ItemVehicle.getData(ItemVehicle.java:159)
at com.flansmod.common.driveables.ItemVehicle.func_77659_a(ItemVehicle.java:136)
at net.minecraft.item.ItemStack.func_77957_a(ItemStack.java:146)
at net.minecraft.server.management.ItemInWorldManager.func_73085_a(ItemInWorldManager.java:316)
at net.minecraft.network.NetHandlerPlayServer.func_147346_a(NetHandlerPlayServer.java:539)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:60)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:9)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)

-- Ticking connection --
Details:
Connection: net.minecraft.network.NetworkManager@394a025b
Stacktrace:
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:165)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:659)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:111)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 1194751360 bytes (1139 MB) / 2348810240 bytes (2240 MB) up to 4294967296 bytes (4096 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
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 v7.10.99.99 Minecraft Forge 10.13.3.1408 5 mods loaded, 5 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.3.1408-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{10.13.3.1408} [Minecraft Forge] (forge-1.7.10-10.13.3.1408-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
flansmod{4.10.0} [Flan's Mod] (Flans Mod-1.7.10-4.10.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
bspkrsCore{6.15} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.15.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
GL info: ERROR RuntimeException: No OpenGL context found in the current thread.
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 1 / 8; [EntityPlayerMP['Hardfg5000'/180, l='New World', x=-1326.43, y=4.00, z=-2012.00]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'

Flans Mod for 1.7.10 is no longer supported. Please use a newer version of the mod, available at https://github.com/FlansMods/FlansMod/releases