diff --git a/src/g_doomedmap.cpp b/src/g_doomedmap.cpp
index 2f3409ef2c..b795436508 100644
--- a/src/g_doomedmap.cpp
+++ b/src/g_doomedmap.cpp
@@ -34,6 +34,7 @@
 */
 
 #include "info.h"
+#include "actor.h"
 #include "p_lnspec.h"
 #include "m_fixed.h"
 #include "c_dispatch.h"
diff --git a/src/info.cpp b/src/info.cpp
index 7dd40c1ea6..c6072afca3 100644
--- a/src/info.cpp
+++ b/src/info.cpp
@@ -170,7 +170,7 @@ bool FState::CallAction(AActor *self, AActor *stateowner, FStateParamInfo *info,
 				if (stateowner->IsKindOf(NAME_Weapon) && stateowner != self) callinfo = "weapon ";
 				else callinfo = "overlay ";
 			}
-			err.stacktrace.AppendFormat("Called from %sstate %s in %s\n", callinfo, FState::StaticGetStateName(this), stateowner->GetClass()->TypeName.GetChars());
+			err.stacktrace.AppendFormat("Called from %sstate %s in %s\n", callinfo, FState::StaticGetStateName(this).GetChars(), stateowner->GetClass()->TypeName.GetChars());
 			throw;
 			throw;
 		}
diff --git a/src/p_actionfunctions.cpp b/src/p_actionfunctions.cpp
index 8fe698a2f6..030bdae513 100644
--- a/src/p_actionfunctions.cpp
+++ b/src/p_actionfunctions.cpp
@@ -132,7 +132,7 @@ bool AStateProvider::CallStateChain (AActor *actor, FState *state)
 	{
 		if (!(state->UseFlags & SUF_ITEM))
 		{
-			Printf(TEXTCOLOR_RED "State %s not flagged for use in CustomInventory state chains.\n", FState::StaticGetStateName(state));
+			Printf(TEXTCOLOR_RED "State %s not flagged for use in CustomInventory state chains.\n", FState::StaticGetStateName(state).GetChars());
 			return false;
 		}
 
@@ -146,7 +146,7 @@ bool AStateProvider::CallStateChain (AActor *actor, FState *state)
 				// If an unsafe function (i.e. one that accesses user variables) is being detected, print a warning once and remove the bogus function. We may not call it because that would inevitably crash.
 				auto owner = FState::StaticFindStateOwner(state);
 				Printf(TEXTCOLOR_RED "Unsafe state call in state %s to %s which accesses user variables. The action function has been removed from this state\n",
-					FState::StaticGetStateName(state), state->ActionFunc->PrintableName.GetChars());
+					FState::StaticGetStateName(state).GetChars(), state->ActionFunc->PrintableName.GetChars());
 				state->ActionFunc = nullptr;
 			}
 
@@ -189,7 +189,7 @@ bool AStateProvider::CallStateChain (AActor *actor, FState *state)
 			catch (CVMAbortException &err)
 			{
 				err.MaybePrintMessage();
-				err.stacktrace.AppendFormat("Called from state %s in inventory state chain in %s\n", FState::StaticGetStateName(state), GetClass()->TypeName.GetChars());
+				err.stacktrace.AppendFormat("Called from state %s in inventory state chain in %s\n", FState::StaticGetStateName(state).GetChars(), GetClass()->TypeName.GetChars());
 				throw;
 			}
 
diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index afaad56e93..066396cd00 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -629,7 +629,7 @@ bool AActor::SetState (FState *newstate, bool nofunction)
 		}
 		if (!(newstate->UseFlags & SUF_ACTOR))
 		{
-			Printf(TEXTCOLOR_RED "State %s in %s not flagged for use as an actor sprite\n", FState::StaticGetStateName(newstate), GetClass()->TypeName.GetChars());
+			Printf(TEXTCOLOR_RED "State %s in %s not flagged for use as an actor sprite\n", FState::StaticGetStateName(newstate).GetChars(), GetClass()->TypeName.GetChars());
 			state = nullptr;
 			Destroy();
 			return false;
diff --git a/src/p_pspr.cpp b/src/p_pspr.cpp
index 12c158c941..7f59376e16 100644
--- a/src/p_pspr.cpp
+++ b/src/p_pspr.cpp
@@ -351,7 +351,7 @@ void DPSprite::SetState(FState *newstate, bool pending)
 
 		if (!(newstate->UseFlags & (SUF_OVERLAY|SUF_WEAPON)))	// Weapon and overlay are mostly the same, the main difference is that weapon states restrict the self pointer to class Actor.
 		{
-			Printf(TEXTCOLOR_RED "State %s not flagged for use in overlays or weapons\n", FState::StaticGetStateName(newstate));
+			Printf(TEXTCOLOR_RED "State %s not flagged for use in overlays or weapons\n", FState::StaticGetStateName(newstate).GetChars());
 			State = nullptr;
 			Destroy();
 			return;
@@ -360,7 +360,7 @@ void DPSprite::SetState(FState *newstate, bool pending)
 		{
 			if (Caller->IsKindOf(NAME_Weapon))
 			{
-				Printf(TEXTCOLOR_RED "State %s.%d not flagged for use in weapons\n", FState::StaticGetStateName(newstate));
+				Printf(TEXTCOLOR_RED "State %s.%d not flagged for use in weapons\n", FState::StaticGetStateName(newstate).GetChars());
 				State = nullptr;
 				Destroy();
 				return;
@@ -414,7 +414,7 @@ void DPSprite::SetState(FState *newstate, bool pending)
 			{
 				// If an unsafe function (i.e. one that accesses user variables) is being detected, print a warning once and remove the bogus function. We may not call it because that would inevitably crash.
 				Printf(TEXTCOLOR_RED "Unsafe state call in state %sd to %s which accesses user variables. The action function has been removed from this state\n", 
-					FState::StaticGetStateName(newstate), newstate->ActionFunc->PrintableName.GetChars());
+					FState::StaticGetStateName(newstate).GetChars(), newstate->ActionFunc->PrintableName.GetChars());
 				newstate->ActionFunc = nullptr;
 			}
 			if (newstate->CallAction(Owner->mo, Caller, &stp, &nextstate))
diff --git a/src/p_states.cpp b/src/p_states.cpp
index c358ceed5d..c1e3e79c24 100644
--- a/src/p_states.cpp
+++ b/src/p_states.cpp
@@ -1081,7 +1081,7 @@ void DumpStateHelper(FStateLabels *StateList, const FString &prefix)
 			}
 			else
 			{
-				Printf(PRINT_LOG, "%s%s: %s\n", prefix.GetChars(), StateList->Labels[i].Label.GetChars(), FState::StaticGetStateName(StateList->Labels[i].State));
+				Printf(PRINT_LOG, "%s%s: %s\n", prefix.GetChars(), StateList->Labels[i].Label.GetChars(), FState::StaticGetStateName(StateList->Labels[i].State).GetChars());
 			}
 		}
 		if (StateList->Labels[i].Children != NULL)
diff --git a/src/scripting/thingdef.cpp b/src/scripting/thingdef.cpp
index bf585077f1..19a7316bcc 100644
--- a/src/scripting/thingdef.cpp
+++ b/src/scripting/thingdef.cpp
@@ -283,7 +283,7 @@ static void CheckForUnsafeStates(PClassActor *obj)
 			{
 				// If an unsafe function (i.e. one that accesses user variables) is being detected, print a warning once and remove the bogus function. We may not call it because that would inevitably crash.
 				GetStateSource(state).Message(MSG_ERROR, TEXTCOLOR_RED "Unsafe state call in state %s which accesses user variables, reached by %s.%s.\n",
-					FState::StaticGetStateName(state), obj->TypeName.GetChars(), FName(*test).GetChars());
+					FState::StaticGetStateName(state).GetChars(), obj->TypeName.GetChars(), FName(*test).GetChars());
 			}
 			state = state->NextState;
 		}
@@ -308,7 +308,7 @@ static void CheckLabel(PClassActor *obj, FStateLabel *slb, int useflag, FName st
 		if (!(state->UseFlags & useflag))
 		{
 			GetStateSource(state).Message(MSG_ERROR, TEXTCOLOR_RED "%s references state %s as %s state, but this state is not flagged for use as %s.\n",
-				obj->TypeName.GetChars(), FState::StaticGetStateName(state), statename.GetChars(), descript);
+				obj->TypeName.GetChars(), FState::StaticGetStateName(state).GetChars(), statename.GetChars(), descript);
 		}
 	}
 	if (slb->Children != nullptr)
@@ -359,7 +359,7 @@ static void CheckStates(PClassActor *obj)
 		if (state->NextState && (state->UseFlags & state->NextState->UseFlags) != state->UseFlags)
 		{
 			GetStateSource(state).Message(MSG_ERROR, TEXTCOLOR_RED "State %s links to a state with incompatible restrictions.\n",
-				FState::StaticGetStateName(state));
+				FState::StaticGetStateName(state).GetChars());
 		}
 	}
 }