diff --git a/source/GcLib/directx/DirectSound.cpp b/source/GcLib/directx/DirectSound.cpp
index 3874b556..e007531c 100644
--- a/source/GcLib/directx/DirectSound.cpp
+++ b/source/GcLib/directx/DirectSound.cpp
@@ -854,7 +854,7 @@ SoundPlayer::SoundPlayer() {
 	playStyle_.bLoop_ = false;
 	playStyle_.timeLoopStart_ = 0;
 	playStyle_.timeLoopEnd_ = 0;
-	playStyle_.timeStart_ = 0;
+	playStyle_.timeStart_ = -1;
 	playStyle_.bResume_ = false;
 
 	bDelete_ = false;
@@ -1258,11 +1258,11 @@ bool SoundStreamingPlayer::Play() {
 		SetFade(0);
 
 		bStreamOver_ = false;
-		if (!bPause_ || !playStyle_.bResume_) {
-			this->Seek(playStyle_.timeStart_);
+		if (!bPause_ || !playStyle_.bResume_ || playStyle_.timeStart_ >= 0) {
+			this->Seek(playStyle_.timeStart_ >= 0 ? playStyle_.timeStart_ : 0);
 			pDirectSoundBuffer_->SetCurrentPosition(0);
 		}
-		playStyle_.timeStart_ = 0;
+		playStyle_.timeStart_ = -1;
 
 		for (size_t iEvent = 0; iEvent < 3; ++iEvent)
 			::ResetEvent(hEvent_[iEvent]);
@@ -1487,10 +1487,10 @@ bool SoundPlayerWave::Play() {
 		if (playStyle_.bLoop_)
 			dwFlags = DSBPLAY_LOOPING;
 
-		if (!bPause_ || !playStyle_.bResume_) {
-			this->Seek(playStyle_.timeStart_);
+		if (!bPause_ || !playStyle_.bResume_ || playStyle_.timeStart_ >= 0) {
+			this->Seek(playStyle_.timeStart_ >= 0 ? playStyle_.timeStart_ : 0);
 		}
-		playStyle_.timeStart_ = 0;
+		playStyle_.timeStart_ = -1;
 
 		HRESULT hr = pDirectSoundBuffer_->Play(0, 0, dwFlags);
 		if (hr == DSERR_BUFFERLOST) {
diff --git a/source/GcLib/gstd/Script/Parser.cpp b/source/GcLib/gstd/Script/Parser.cpp
index 03a75690..0d453c62 100644
--- a/source/GcLib/gstd/Script/Parser.cpp
+++ b/source/GcLib/gstd/Script/Parser.cpp
@@ -187,17 +187,15 @@ parser::symbol* parser::scope_t::singular_insert(const std::string& name, const
 	if (exists) {
 		symbol* sPrev = &(itrStart->second);
 
-		//Check if the symbol can be overloaded
-		if (!sPrev->bAllowOverload && sPrev->level > 0) {
-			std::string error = "";
-			if (!sPrev->bVariable) {	//Scripter attempted to overload a default function
-				error = StringUtility::Format("\"%s\": Function cannot be overloaded.",
-					name.c_str());
-			}
-			else {						//Scripter duplicated parameter/variable name
-				error = StringUtility::Format("\"%s\": Duplicated parameter name.",
-					name.c_str());
-			}
+		if (sPrev->bVariable) { //Scripter duplicated parameter/variable name
+			std::string error = StringUtility::Format("\"%s\": Duplicated parameter name.",
+				name.c_str());
+			parser_assert(false, error);
+		}
+		else if (!sPrev->bAllowOverload && sPrev->level > 0) {
+			//Scripter attempted to overload a default function
+			std::string error = StringUtility::Format("\"%s\": Function cannot be overloaded.",
+				name.c_str());
 			parser_assert(false, error);
 		}
 		else {
@@ -632,23 +630,28 @@ int parser::scan_current_scope(parser_state_t* state, int level, int initVar, co
 						if (dup) {
 							//Woohoo for detailed error messages.
 							std::string typeSub;
-							switch (dup->sub->kind) {
-							case block_kind::bk_function:
-								typeSub = "function";
-								break;
-							case block_kind::bk_microthread:
-								typeSub = "task";
-								break;
-							case block_kind::bk_sub:
-								typeSub = "sub or an \'@\' block";
-								break;
-							default:
-								typeSub = "block";
-								break;
+							if (dup->bVariable) {
+								typeSub = "variable";
+							}
+							else {
+								switch (dup->sub->kind) {
+								case block_kind::bk_function:
+									typeSub = "function";
+									break;
+								case block_kind::bk_microthread:
+									typeSub = "task";
+									break;
+								case block_kind::bk_sub:
+									typeSub = "sub or an \'@\' block";
+									break;
+								default:
+									typeSub = "block";
+									break;
+								}
 							}
 
 							std::string error;
-							if (dup->bAllowOverload && countArgs >= 0) {
+							if (dup->bVariable || (dup->bAllowOverload && countArgs >= 0)) {
 								error = "A " + typeSub;
 								error += StringUtility::Format(" of the same name was already defined "
 									"in the current scope: \'%s\'\r\n", name.c_str());
diff --git a/source/GcLib/gstd/Script/ScriptFunction.cpp b/source/GcLib/gstd/Script/ScriptFunction.cpp
index 32581032..04959ca8 100644
--- a/source/GcLib/gstd/Script/ScriptFunction.cpp
+++ b/source/GcLib/gstd/Script/ScriptFunction.cpp
@@ -588,8 +588,12 @@ namespace gstd {
 		else {
 			if (_type_check_two_any(argv[0].get_type(), argv[1].get_type(), type_data::tk_float))
 				return value(script_type_manager::get_float_type(), _fmod2(argv[0].as_float(), argv[1].as_float()));
-			else
-				return value(script_type_manager::get_int_type(), _mod2(argv[0].as_int(), argv[1].as_int()));
+			else {
+				int64_t deno = argv[1].as_int();
+				if (deno == 0)
+					throw std::string("Invalid operation: integer modulo by zero.\r\n");
+				return value(script_type_manager::get_int_type(), _mod2(argv[0].as_int(), deno));
+			}
 		}
 	}
 	SCRIPT_DECLARE_OP(remainder_);