diff --git a/Configuration/GlobalAssemblyInfo.cs b/Configuration/GlobalAssemblyInfo.cs
index 8df7318df..8b9be0557 100644
--- a/Configuration/GlobalAssemblyInfo.cs
+++ b/Configuration/GlobalAssemblyInfo.cs
@@ -15,7 +15,7 @@ internal static class RevisionClass
 	public const string Major = "3";
 	public const string Minor = "4";
 	public const string Build = "0";
-	public const string Revision = "1726";
+	public const string Revision = "1727";
 
         public const string MainVersion = Major + "." + Minor;
 	public const string FullVersion = Major + "." + Minor + "." + Build + "." + Revision;
diff --git a/Configuration/Version.defs b/Configuration/Version.defs
index 4e2ce412f..b0ea34ed2 100644
--- a/Configuration/Version.defs
+++ b/Configuration/Version.defs
@@ -1,4 +1,4 @@
-%MINOR%=4
-%REVISION%=1726
 %COREVERSION%=0
+%REVISION%=1727
+%MINOR%=4
 %MAJOR%=3
diff --git a/ReleaseGenerators/PascalABCNET_version.nsh b/ReleaseGenerators/PascalABCNET_version.nsh
index 422960dab..2e3127459 100644
--- a/ReleaseGenerators/PascalABCNET_version.nsh
+++ b/ReleaseGenerators/PascalABCNET_version.nsh
@@ -1 +1 @@
-!define VERSION '3.4.0.1726'
+!define VERSION '3.4.0.1727'
diff --git a/ReleaseGenerators/RebuildStandartModules.pas b/ReleaseGenerators/RebuildStandartModules.pas
index d37303afe..355c5ebe0 100644
--- a/ReleaseGenerators/RebuildStandartModules.pas
+++ b/ReleaseGenerators/RebuildStandartModules.pas
@@ -9,7 +9,7 @@
    NumLibABC,
    IniFile, PointerTools, PointRect, PT4, PT4MakerNetX, Robot, RobotField,
    RobotTaskMaker, RobotZadan, Sockets, Utils, VCL, Timers, PT4Exam, PT4TaskMakerNET, RBDMUtils,
-   Collections, Arrays, Core, FormsABC, MPI, ClientServer, OpenGL, Speech, Sounds;
+   Collections, Arrays, Core, FormsABC, MPI, ClientServer, OpenGL, Speech, Sounds, Countries;
    
 begin
   writeln(cos(pi));
diff --git a/ReleaseGenerators/sect_Core.nsh b/ReleaseGenerators/sect_Core.nsh
index 2be54d57f..95f909969 100644
--- a/ReleaseGenerators/sect_Core.nsh
+++ b/ReleaseGenerators/sect_Core.nsh
@@ -83,6 +83,7 @@
     File ..\bin\Lib\NumLibABC.pcu
     File ..\bin\Lib\GraphWPFBase.pcu
     File ..\bin\Lib\GraphWPF.pcu
+    File ..\bin\Lib\Countries.pcu
     File ..\bin\Lib\Graph3D.pcu
     File ..\bin\Lib\GraphABCHelper.pcu
     File ..\bin\Lib\IniFile.pcu
@@ -138,6 +139,7 @@
     ${AddFile} "NumLibABC.pcu"
     ${AddFile} "GraphWPFBase.pcu"
     ${AddFile} "GraphWPF.pcu"
+    ${AddFile} "Countries.pcu"
     ${AddFile} "Graph3D.pcu"
     ${AddFile} "GraphABCHelper.pcu"
     ${AddFile} "IniFile.pcu"
@@ -204,6 +206,7 @@
     File ..\bin\Lib\NumLibABC.pas
     File ..\bin\Lib\GraphWPFBase.pas
     File ..\bin\Lib\GraphWPF.pas
+    File ..\bin\Lib\Countries.pas
     File ..\bin\Lib\Graph3D.pas
     File ..\bin\Lib\GraphABCHelper.pas
     File ..\bin\Lib\IniFile.pas
@@ -256,6 +259,7 @@
     ${AddFile} "NumLibABC.pas"
     ${AddFile} "GraphWPFBase.pas"
     ${AddFile} "GraphWPF.pas"
+    ${AddFile} "Countries.pas"
     ${AddFile} "Graph3D.pas"
     ${AddFile} "GraphABCHelper.pas"
     ${AddFile} "IniFile.pas"
diff --git a/ReleaseGenerators/sect_Files.nsh b/ReleaseGenerators/sect_Files.nsh
index 0890cfdd7..a3c139475 100644
--- a/ReleaseGenerators/sect_Files.nsh
+++ b/ReleaseGenerators/sect_Files.nsh
@@ -1,4 +1,4 @@
-Section "Files" Files
+Section $(DESC_Files) Files
   SectionIn 1
 
   SetOutPath "$INSTDIR\Files\Databases"
diff --git a/TestSuite/CompilationSamples/PABCSystem.pas b/TestSuite/CompilationSamples/PABCSystem.pas
index b3d81100b..19087ca74 100644
--- a/TestSuite/CompilationSamples/PABCSystem.pas
+++ b/TestSuite/CompilationSamples/PABCSystem.pas
@@ -1981,6 +1981,8 @@ function IsUnix: boolean;
 function ExecuteAssemlyIsDll: boolean;
 ///--
 function __StandardFilesDirectory: string;
+///--
+function __FindFile(filename: string): string;
 
 // -----------------------------------------------------
 //                  Internal for OpenMPSupport
@@ -11194,6 +11196,18 @@ begin
   // Грубо. Исправить, сделав поиск
   Result := 'C:\Program Files (x86)\PascalABC.NET\Files\';
 end;
+
+function __FindFile(filename: string): string;
+begin
+  Result := __StandardFilesDirectory+filename;
+  if not FileExists(Result) then 
+    Result := '';
+  if Result = '' then
+    Result := filename;
+  if not FileExists(Result) then 
+    Result := '';
+end;
+
 //------------------------------------------------------------------------------
 //OMP
 
diff --git a/TreeConverter/SystemLib/StaticSystemLib.cs b/TreeConverter/SystemLib/StaticSystemLib.cs
index 9d7bd91ae..0d139d1ce 100644
--- a/TreeConverter/SystemLib/StaticSystemLib.cs
+++ b/TreeConverter/SystemLib/StaticSystemLib.cs
@@ -2031,7 +2031,7 @@ namespace PascalABCCompiler.SystemLibrary
 
             // SSM 21.07.18 закомментировал четыре строчки выше, т.к. они давали неоднозначность при decimal(2.5). 
             // Теперь из real в decimal и из single в decimal возможно только явное преобразование
-            // Из longword в decimal и из uint64 в decimal существуют как явное, так и неявное преобразованя
+            // Из longword в decimal и из uint64 в decimal существуют как явное, так и неявное преобразования
             // Это полностью соответствует тому, что в C#
 
             // забавно, но make_type_conversion_use_ctor используется ТОЛЬКО тут и ТОЛЬКО для типа decimal !!!!!!!
diff --git a/TreeConverter/TreeConversion/convertion_data_and_alghoritms.cs b/TreeConverter/TreeConversion/convertion_data_and_alghoritms.cs
index eddecea3b..1738ae4be 100644
--- a/TreeConverter/TreeConversion/convertion_data_and_alghoritms.cs
+++ b/TreeConverter/TreeConversion/convertion_data_and_alghoritms.cs
@@ -1810,6 +1810,8 @@ namespace PascalABCCompiler.TreeConverter
                     }
                 }
                 else if ((parameters.Count == 0 && fn.parameters.Count == 1) && fn.parameters[0].is_params && !set_of_possible_functions.Contains(fn))
+                // SSM 6.08.18 - так просто исправить не получается - видимо, сопоставление параметров работает неверно
+                //else if ((parameters.Count == fn.parameters.Count - 1) && fn.parameters[fn.parameters.Count-1].is_params && !set_of_possible_functions.Contains(fn))
                     set_of_possible_functions.AddElement(fn);
                 else if (fn.num_of_default_parameters != 0 && parameters.Count >= fn.parameters.Count - fn.num_of_default_parameters)
                 {
diff --git a/bin/Lib/PABCSystem.pas b/bin/Lib/PABCSystem.pas
index b3d81100b..220ac3d6a 100644
--- a/bin/Lib/PABCSystem.pas
+++ b/bin/Lib/PABCSystem.pas
@@ -1981,6 +1981,8 @@ function IsUnix: boolean;
 function ExecuteAssemlyIsDll: boolean;
 ///--
 function __StandardFilesDirectory: string;
+///--
+function __FindFile(filename: string): string;
 
 // -----------------------------------------------------
 //                  Internal for OpenMPSupport
@@ -7797,47 +7799,15 @@ begin
   value := Res;
 end;
 
-function StrToInt64(s: string): int64;
-begin
-  Result := Convert.ToInt64(s); 
-end;
+function StrToInt64(s: string) := Convert.ToInt64(s); 
+function StrToReal(s: string) := Convert.ToDouble(s, nfi);
+function StrToFloat(s: string) := StrToReal(s);
 
-function StrToFloat(s: string): real;
-begin
-  Result := Convert.ToDouble(s, nfi);
-end;
-
-function StrToReal(s: string) := StrToFloat(s);
-
-function TryStrToInt64(s: string; var value: int64): boolean;
-begin
-  Result := int64.TryParse(s, value);
-end;
-
-function TryStrToFloat(s: string; var value: real): boolean;
-begin
-  try
-    Result := True;
-    value := Convert.ToDouble(s, nfi);
-  except
-    value := 0;
-    Result := False;
-  end;
-end;
-
-function TryStrToFloat(s: string; var value: single): boolean;
-begin
-  try
-    Result := True;
-    value := Convert.ToSingle(s, nfi);
-  except
-    value := 0;
-    Result := False;
-  end;
-end;
-
-function TryStrToReal(s: string; var value: real) := TryStrToFloat(s, value);
-function TryStrToSingle(s: string; var value: single) := TryStrToFloat(s, value);
+function TryStrToInt64(s: string; var value: int64) := int64.TryParse(s, value);
+function TryStrToReal(s: string; var value: real) := real.TryParse(s,System.Globalization.NumberStyles.Float,nil,value);
+function TryStrToSingle(s: string; var value: single) := single.TryParse(s,System.Globalization.NumberStyles.Float,nil,value);
+function TryStrToFloat(s: string; var value: real) := TryStrToReal(s, value);
+function TryStrToFloat(s: string; var value: single) := TryStrToSingle(s, value);
 
 function ReadIntegerFromString(s: string; var from: integer): integer;
 begin
@@ -10187,21 +10157,38 @@ begin
 end;
 
 /// Преобразует строку в целое
-function ToInteger(Self: string): integer; extensionmethod;
-begin
-  Result := integer.Parse(Self);
-end;
+function ToInteger(Self: string): integer; extensionmethod := integer.Parse(Self);
 
 /// Преобразует строку в BigInteger
-function ToBigInteger(Self: string): BigInteger; extensionmethod;
+function ToBigInteger(Self: string): BigInteger; extensionmethod := BigInteger.Parse(Self);
+
+/// Преобразует строку в вещественное
+function ToReal(Self: string): real; extensionmethod := real.Parse(Self, nfi);
+
+/// Преобразует строку в целое и записывает его в value. 
+///При невозможности преобразования возвращается False
+function TryToInteger(Self: string; var value: integer): boolean; extensionmethod := TryStrToInt(Self,value);
+
+/// Преобразует строку в вещественное и записывает его в value. 
+///При невозможности преобразования возвращается False
+function TryToReal(Self: string; var value: real): boolean; extensionmethod := TryStrToReal(Self,value);
+
+/// Преобразует строку в целое
+///При невозможности преобразования возвращается defaultvalue
+function ToInteger(Self: string; defaultvalue: integer): integer; extensionmethod;
 begin
-  Result := BigInteger.Parse(Self);
+  var b := TryStrToInt(Self,Result);
+  if not b then
+    Result := defaultvalue
 end;
 
 /// Преобразует строку в вещественное
-function ToReal(Self: string): real; extensionmethod;
+///При невозможности преобразования возвращается defaultvalue
+function ToReal(Self: string; defaultvalue: real): real; extensionmethod;
 begin
-  Result := real.Parse(Self, nfi);
+  var b := TryStrToReal(Self,Result);
+  if not b then
+    Result := defaultvalue
 end;
 
 /// Преобразует строку в массив слов
@@ -11194,6 +11181,18 @@ begin
   // Грубо. Исправить, сделав поиск
   Result := 'C:\Program Files (x86)\PascalABC.NET\Files\';
 end;
+
+function __FindFile(filename: string): string;
+begin
+  Result := __StandardFilesDirectory+filename;
+  if not FileExists(Result) then 
+    Result := '';
+  if Result = '' then
+    Result := filename;
+  if not FileExists(Result) then 
+    Result := '';
+end;
+
 //------------------------------------------------------------------------------
 //OMP