Fix crashes issue due to 0 is a valid index to types_, using invalid index like -1 should give a better/clearer stack trace

Core/HLE/sceNet.cpp

@@ -251,7 +251,7 @@ void __NetDoState(PointerWrap &p) {
 		p.Do(apctlThreadID);
 	}
 	else {
-		actionAfterApctlMipsCall = 0;
+		actionAfterApctlMipsCall = -1;
 		apctlThreadHackAddr = 0;
 		apctlThreadID = 0;
 	}
@@ -442,6 +442,11 @@ void __NetApctlCallbacks()
 		//if (*error == 0)
 		*newState = netApctlState;
 
+		// Since 0 is a valid index to types_ we use -1 to detects if it was loaded from an old save state
+		if (actionAfterApctlMipsCall < 0) {
+			actionAfterApctlMipsCall = __KernelRegisterActionType(AfterApctlMipsCall::Create);
+		}
+
 		// Run mipscall. Should we skipped executing the mipscall if oldState == newState? 
 		for (std::map<int, ApctlHandler>::iterator it = apctlHandlers.begin(); it != apctlHandlers.end(); ++it) {
 			DEBUG_LOG(SCENET, "ApctlCallback [ID=%i][OldState=%d][NewState=%d][Event=%d][Error=%d][ArgsPtr=%08x]", it->first, *oldState, *newState, *event, *error, it->second.argument);