Could you show me the error? There's a logger at "My Documents/My Games/Terraria/ModLoader/Logs/client.log" if a crash is causing It to not load.
At the final lines of the client.log, It must be showing things like this:
Try copying that line, and the ones under It and pasting here. Or simply send to me the client.log file.
[08:06:28] [12/ERROR] [tML]: An error occurred while loading giantsummon
The mod(s) have been automatically disabled.
Mono.Cecil.AssemblyResolutionException: Failed to resolve assembly: 'NExperience_0, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null'
at Terraria.ModLoader.Core.AssemblyManager.CecilAssemblyResolver.Resolve(AssemblyNameReference name)
at Mono.Cecil.MetadataResolver.Resolve(TypeReference type)
at Mono.Cecil.TypeReference.Resolve()
at Mono.Cecil.Mixin.CheckedResolve(TypeReference self)
at Mono.Cecil.MetadataBuilder.GetConstantType(TypeReference constant_type, Object constant)
at Mono.Cecil.MetadataBuilder.AddConstant(IConstantProvider owner, TypeReference type)
at Mono.Cecil.MetadataBuilder.AddParameter(UInt16 sequence, ParameterDefinition parameter, ParamTable table)
at Mono.Cecil.MetadataBuilder.AddParameters(MethodDefinition method)
at Mono.Cecil.MetadataBuilder.AddMethod(MethodDefinition method)
at Mono.Cecil.MetadataBuilder.AddMethods(TypeDefinition type)
at Mono.Cecil.MetadataBuilder.AddType(TypeDefinition type)
at Mono.Cecil.MetadataBuilder.AddTypes()
at Mono.Cecil.MetadataBuilder.BuildTypes()
at Mono.Cecil.MetadataBuilder.BuildModule()
at Mono.Cecil.MetadataBuilder.BuildMetadata()
at Mono.Cecil.ModuleWriter.<>c.<BuildMetadata>b__2_0(MetadataBuilder builder, MetadataReader _)
at Mono.Cecil.ModuleDefinition.Read[TItem,TRet](TItem item, Func`3 read)
at Mono.Cecil.ModuleWriter.Write(ModuleDefinition module, Disposable`1 stream, WriterParameters parameters)
at Mono.Cecil.ModuleWriter.WriteModule(ModuleDefinition module, Disposable`1 stream, WriterParameters parameters)
at Mono.Cecil.ModuleDefinition.Write(Stream stream, WriterParameters parameters)
at Terraria.ModLoader.Core.AssemblyManager.LoadedMod.EncapsulateReferences(Byte[] code, ImageDebugHeader debugHeader)
at Terraria.ModLoader.Core.AssemblyManager.LoadedMod.LoadAssemblies()
at Terraria.ModLoader.Core.AssemblyManager.InstantiateMods(List`1 modsToLoad, CancellationToken token)
at Terraria.ModLoader.Core.ModOrganizer.LoadMods(CancellationToken token)
at Terraria.ModLoader.ModLoader.Load(CancellationToken token)
[08:06:28] [12/INFO] [tML]: Disabling Mod: giantsummon
here