diff --git a/compiler/libpc300/libpc300.vcproj b/compiler/libpc300/libpc300.vcproj
index 349ef4eb..0249c52e 100755
--- a/compiler/libpc300/libpc300.vcproj
+++ b/compiler/libpc300/libpc300.vcproj
@@ -4,6 +4,7 @@
 	Version="7.10"
 	Name="libpc300"
 	ProjectGUID="{19B72687-080B-437A-917A-12AEB0031635}"
+	RootNamespace="libpc300"
 	Keyword="Win32Proj">
 	<Platforms>
 		<Platform
@@ -367,6 +368,12 @@
 			<File
 				RelativePath=".\libpawnc.rc">
 			</File>
+			<File
+				RelativePath=".\sc5.scp">
+			</File>
+			<File
+				RelativePath=".\sc7.scp">
+			</File>
 		</Filter>
 	</Files>
 	<Globals>
diff --git a/compiler/libpc300/sc3.c b/compiler/libpc300/sc3.c
index 9aa338a2..9b46a080 100755
--- a/compiler/libpc300/sc3.c
+++ b/compiler/libpc300/sc3.c
@@ -1920,7 +1920,7 @@ static int nesting=0;
             assert(lval.sym!=NULL);
             if ((lval.sym->usage & uCONST)!=0 && (arg[argidx].usage & uCONST)==0) {
               /* treat a "const" variable passed to a function with a non-const
-               * "variable argument list" as a constant here */
+               * "variable argument flist" as a constant here */
               assert(lvalue);
               rvalue(&lval);      /* get value in PRI */
               setheap_pri();      /* address of the value on the heap in PRI */
@@ -2132,7 +2132,7 @@ static int nesting=0;
       markexpr(sPARM,NULL,0);   /* mark the end of a sub-expression */
       nest_stkusage++;
     } else {
-      error(99,argidx);        /* argument count mismatch */
+      error(88,argidx);        /* argument count mismatch */
     } /* if */
     if (arglist[argidx]==ARG_UNHANDLED)
       nargs++;
diff --git a/compiler/libpc300/sc5.scp b/compiler/libpc300/sc5.scp
index 8c5fcae9..aef49a2b 100755
--- a/compiler/libpc300/sc5.scp
+++ b/compiler/libpc300/sc5.scp
@@ -125,7 +125,8 @@ static char *errmsg[] = {
 /*084*/  "state conflict: one of the states is already assigned to another implementation (symbol \"%s\")\n",
 /*085*/  "no states are defined for function \"%s\"\n",
 /*086*/  "unknown automaton \"%s\"\n",
-/*087*/  "unknown state \"%s\" for automaton \"%s\"\n"
+/*087*/  "unknown state \"%s\" for automaton \"%s\"\n",
+/*088*/  "number of arguments does not match definition\n"
 #else
   "\267pect\233\277k\210:\242\312bu\202fo\217\206\216\012",
   "\201l\223\247s\203g\361\326\373\202(\254\355\201) c\350f\246\356w ea\273 \042c\342e\042\012",
@@ -213,7 +214,8 @@ static char *errmsg[] = {
   "\326\200\302flict: \201\200\300\266\200\326\325\274\212\222ad\223a\250gn\233\277 a\221\266\270i\357l\373\320\231\364",
   "\376\326\325\204\200\323\233f\254\251\216\012",
   "\217k\221w\346au\277\334\201\311",
-  "\217k\221w\346\326\200\216 f\254au\277\334\201\311"
+  "\217k\221w\346\326\200\216 f\254au\277\334\201\311",
+  "\374\270\300\265t\207do\325\241\334\273 \323i\213\012"
 #endif
        };
 
diff --git a/plugins/amxxpc32.dll b/plugins/amxxpc32.dll
index 2ad2d758..47c611fa 100755
Binary files a/plugins/amxxpc32.dll and b/plugins/amxxpc32.dll differ
diff --git a/plugins/amxxpc64.dll b/plugins/amxxpc64.dll
index c9921e10..88790a08 100755
Binary files a/plugins/amxxpc64.dll and b/plugins/amxxpc64.dll differ