--- parser3/src/main/execute.C	2020/10/27 22:12:40	1.409
+++ parser3/src/main/execute.C	2020/12/15 17:10:34	1.412
@@ -1,7 +1,7 @@
 /** @file
 	Parser: executor part of request class.
 
-	Copyright (c) 2001-2017 Art. Lebedev Studio (http://www.artlebedev.com)
+	Copyright (c) 2001-2020 Art. Lebedev Studio (http://www.artlebedev.com)
 	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
 */
 
@@ -21,7 +21,7 @@
 #include "pa_vimage.h"
 #include "pa_wwrapper.h"
 
-volatile const char * IDENT_EXECUTE_C="$Id: execute.C,v 1.409 2020/10/27 22:12:40 moko Exp $" IDENT_PA_OPCODE_H IDENT_PA_OPERATION_H IDENT_PA_VCODE_FRAME_H IDENT_PA_WWRAPPER_H;
+volatile const char * IDENT_EXECUTE_C="$Id: execute.C,v 1.412 2020/12/15 17:10:34 moko Exp $" IDENT_PA_OPCODE_H IDENT_PA_OPERATION_H IDENT_PA_VCODE_FRAME_H IDENT_PA_WWRAPPER_H;
 
 //#define DEBUG_EXECUTE
 
@@ -928,14 +928,14 @@ void Request::execute(ArrayOperation& op
 		case OP::OP_FEXISTS:
 			{
 				Value& a=stack.pop().value();
-				Value& value=VBool::get(file_exist(absolute(a.as_string())));
+				Value& value=VBool::get(file_exist(full_disk_path(a.as_string())));
 				stack.push(value);
 				break;
 			}
 		case OP::OP_DEXISTS:
 			{
 				Value& a=stack.pop().value();
-				Value& value=VBool::get(dir_exists(absolute(a.as_string())));
+				Value& value=VBool::get(dir_exists(full_disk_path(a.as_string())));
 				stack.push(value);
 				break;
 			}
@@ -1447,7 +1447,11 @@ const String* Request::execute_method(VS
 
 			call(frame);
 	
-			return &frame.result().as_string();
+			Value &result=frame.result();
+			if(const String* sresult=result.get_string()){
+				return sresult;
+			}
+			result.bark("is '%s', it has no string representation", &method_name);
 		});
 	}
 	return 0;