Unhandled Exception: EXCEPTION_STACK_OVERFLOW crash report spam

I stepped away from my project for a while and had everything working after converting from 4.22 to 4.25. a month later I seem to be running into a few errors. the list below is repeated in crash reporter several hundred times and cannot seem to understand what its saying is wrong.

Unhandled Exception: EXCEPTION_STACK_OVERFLOW

UE4Editor_Engine!AActor::GetWorld() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\Engine\Private\Actor.cpp:392]
UE4Editor_Engine!AActor::GetFunctionCallspace() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\Engine\Private\Actor.cpp:4052]
UE4Editor_CoreUObject!UObject::ProcessEvent() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\ScriptCore.cpp:1782]
UE4Editor_Engine!AActor::ProcessEvent() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\Engine\Private\Actor.cpp:798]
UE4Editor_CoopGame!ASCharacter::ServerChangeMaxWalkSpeed() [E:\DEV\CoopGame\Intermediate\Build\Win64\UE4Editor\Inc\CoopGame\SCharacter.gen.cpp:103]
UE4Editor_CoopGame!ASCharacter::ServerChangeMaxWalkSpeed_Implementation() [E:\DEV\CoopGame\Source\CoopGame\Private\SCharacter.cpp:263]
UE4Editor_CoopGame!ASCharacter::execServerChangeMaxWalkSpeed() [E:\DEV\CoopGame\Intermediate\Build\Win64\UE4Editor\Inc\CoopGame\SCharacter.gen.cpp:88]
UE4Editor_CoreUObject!UFunction::Invoke() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Class.cpp:5542]
UE4Editor_CoreUObject!UObject::ProcessEvent() [D:\Build\++UE4+Licensee\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\ScriptCore.cpp:1916]

This is the code referenced by SCharacter.gen.cpp:103

	static FName NAME_ASCharacter_ServerChangeMaxWalkSpeed = FName(TEXT("ServerChangeMaxWalkSpeed"));
	void ASCharacter::ServerChangeMaxWalkSpeed(float NewSpeed)
	{
		SCharacter_eventServerChangeMaxWalkSpeed_Parms Parms;
		Parms.NewSpeed=NewSpeed;
		ProcessEvent(FindFunctionChecked(NAME_ASCharacter_ServerChangeMaxWalkSpeed),&Parms);
	}

SCharacter.gen.cpp:88

DEFINE_FUNCTION(ASCharacter::execServerChangeMaxWalkSpeed)
    	{
    		P_GET_PROPERTY(FFloatProperty,Z_Param_NewSpeed);
    		P_FINISH;
    		P_NATIVE_BEGIN;
    		if (!P_THIS->ServerChangeMaxWalkSpeed_Validate(Z_Param_NewSpeed))
    		{
    			RPC_ValidateFailed(TEXT("ServerChangeMaxWalkSpeed_Validate"));
    			return;
    		}
    		P_THIS->ServerChangeMaxWalkSpeed_Implementation(Z_Param_NewSpeed);
    		P_NATIVE_END;
    	}

SCharacter.cpp:263

void ASCharacter::ServerChangeMaxWalkSpeed_Implementation(float NewSpeed)
{
	ChangeMaxWalkSpeed(NewSpeed);
}

Its also worth mentioning that compile/build gives no errors. This crash occurs when I click Play in the editor.

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