diff --git a/Compare.c b/Compare.c
index 7a69bf5..9695924 100644
--- a/Compare.c
+++ b/Compare.c
@@ -24,8 +24,48 @@ typedef struct {
 	wchar_t captionWindow[_MAX_PATH];
 	wchar_t pathWav1[_MAX_PATH];
 	wchar_t pathWav2[_MAX_PATH];
+	BOOL error;
 } tCompareStruct;
 
+
+static BOOL setTextHwnd(HWND hwnd, LPCWSTR text1, int timeout) {
+
+	wchar_t text2[_MAX_PATH];
+	wcscpy_s(text2, _MAX_PATH, L" ");
+
+	for (int i = 0; i < timeout; ++i) {
+
+		SendMessage(hwnd, WM_SETTEXT, 0, text1);
+		SendMessage(hwnd, WM_GETTEXT, _MAX_PATH, text2);
+
+		if (wcscmp(text1, text2) == 0) {
+			return FALSE;
+		} else {
+			Sleep(100);
+		}
+	}
+
+	return TRUE;
+}
+
+static BOOL setComboBoxHwnd(HWND hwnd, int index1, int timeout) {
+
+	for (int i = 0; i < timeout; ++i) {
+
+		ComboBox_SetCurSel(hwnd, index1);
+		int index2 = ComboBox_GetCurSel(hwnd);
+
+		if (index1 == index2) {
+			return FALSE;
+		}
+		else {
+			Sleep(100);
+		}
+	}
+
+	return TRUE;
+}
+
 static BOOL CALLBACK enum_wnd_proc(HWND hwnd, LPARAM lParam) {
 	tCompareStruct* compareStruct = (tCompareStruct*)lParam;
 
@@ -48,32 +88,50 @@ static BOOL CALLBACK enum_wnd_proc(HWND hwnd, LPARAM lParam) {
 #ifdef DEBUG_PRINTF
 			printf("Edit1 found!\n");
 #endif
-			SendMessage(hwnd, WM_SETTEXT, 0, (LPARAM)compareStruct->pathWav1);
+			compareStruct->error = setTextHwnd(hwnd, compareStruct->pathWav1, 50);
 
+			if (compareStruct->error) {
+				printf("Error: Edit1\n");
+				return FALSE;
+			}
 		}
 
 		if ((wcscmp(classText, L"Edit") == 0) && (LocalTop == 73)) {
 #ifdef DEBUG_PRINTF
 			printf("Edit2 found!\n");
 #endif
-			SendMessage(hwnd, WM_SETTEXT, 0, (LPARAM)compareStruct->pathWav2);
+			compareStruct->error = setTextHwnd(hwnd, compareStruct->pathWav2, 50);
 
+			if (compareStruct->error) {
+				printf("Error: Edit2\n");
+				return FALSE;
+			}
 		}
 
 		if ((wcscmp(classText, L"ComboBox") == 0) && (LocalTop == 109)) {
 #ifdef DEBUG_PRINTF
 			printf("ComboBox1 found!\n");
 #endif
-			ComboBox_SetCurSel(hwnd, 1);
 
+			compareStruct->error = setComboBoxHwnd(hwnd, 1, 50);
+
+			if (compareStruct->error) {
+				printf("Error: ComboBox1\n");
+				return FALSE;
+			}
 		}
 
 		if ((wcscmp(classText, L"ComboBox") == 0) && (LocalTop == 184)) {
 #ifdef DEBUG_PRINTF
 			printf("ComboBox2 found!\n");
 #endif
-			ComboBox_SetCurSel(hwnd, 1);
 
+			compareStruct->error = setComboBoxHwnd(hwnd, 1, 50);
+
+			if (compareStruct->error) {
+				printf("Error: ComboBox2\n");
+				return FALSE;
+			}
 		}
 
 		if ((wcscmp(classText, L"Static") == 0) && (LocalTop == 218)) {
@@ -83,7 +141,12 @@ static BOOL CALLBACK enum_wnd_proc(HWND hwnd, LPARAM lParam) {
 			wchar_t text[_MAX_PATH];
 			wcscpy_s(text, _MAX_PATH, L" -200.0%");
 
-			SetWindowTextW(hwnd, (LPCWSTR)text);
+			compareStruct->error = setTextHwnd(hwnd, text, 50);
+
+			if (compareStruct->error) {
+				printf("Error: Static\n");
+				return FALSE;
+			}
 
 		}
 	}
@@ -112,9 +175,10 @@ static BOOL CALLBACK enum_wnd_proc(HWND hwnd, LPARAM lParam) {
 			printf("Static found!\n");
 #endif
 			wchar_t text[_MAX_PATH];
+			wcscpy_s(text, _MAX_PATH, L" ");
 
 			for (int i = 0; i < 50; ++i) {
-				GetWindowTextW(hwnd, (LPCWSTR)text, _MAX_PATH);
+				SendMessage(hwnd, WM_GETTEXT, _MAX_PATH, text);
 
 				if (wcscmp(text, L" -200.0%") == 0) {
 					Sleep(100);
@@ -145,10 +209,12 @@ static void CALLBACK TimerUpdate(UINT wTimerID, UINT msg, DWORD dwUser, DWORD dw
 	return;
 }
 
-int wmain(int argc, wchar_t* argv[], wchar_t* envp[]) {
+static int wmain(int argc, wchar_t* argv[], wchar_t* envp[]) {
 
 	tCompareStruct compareStruct;
 
+	compareStruct.error = FALSE;
+
 	wchar_t captionWindow[_MAX_PATH];
 	wcscpy_s(captionWindow, _MAX_PATH, L"Sound-Similar 1.1  (Free Version)                                                                                                                                                      by Virtins Technology");
 
@@ -196,7 +262,8 @@ int wmain(int argc, wchar_t* argv[], wchar_t* envp[]) {
 		compareStruct.regim = REGIM_INIT;
 		EnumChildWindows(hwnd, enum_wnd_proc, (LPARAM)(&compareStruct));
 
-		Sleep(200);
+		if (compareStruct.error)
+			return 3;
 
 		compareStruct.regim = REGIM_COMPARE;
 		EnumChildWindows(hwnd, enum_wnd_proc, (LPARAM)(&compareStruct));
diff --git a/Compare/Release/Compare.iobj b/Compare/Release/Compare.iobj
index 2570f9f..f37c53a 100644
Binary files a/Compare/Release/Compare.iobj and b/Compare/Release/Compare.iobj differ
diff --git a/Compare/Release/Compare.ipdb b/Compare/Release/Compare.ipdb
index 93f9dda..8885643 100644
Binary files a/Compare/Release/Compare.ipdb and b/Compare/Release/Compare.ipdb differ
diff --git a/Compare/Release/Compare.log b/Compare/Release/Compare.log
index 7d7cc48..99b90c1 100644
--- a/Compare/Release/Compare.log
+++ b/Compare/Release/Compare.log
@@ -1,8 +1,14 @@
   Compare.c
-C:\VC\Compare\Compare.c(117,39): warning C4090: функция: разные квалификаторы "const"
+C:\VC\Compare\Compare.c(38,36): warning C4047: функция: "LPARAM" отличается по уровням косвенного обращения от "LPCWSTR"
+C:\VC\Compare\Compare.c(38,36): warning C4024: SendMessageW: различные типы для формального и фактического параметров 4
+C:\VC\Compare\Compare.c(39,44): warning C4047: функция: "LPARAM" отличается по уровням косвенного обращения от "wchar_t [260]"
+C:\VC\Compare\Compare.c(39,44): warning C4024: SendMessageW: различные типы для формального и фактического параметров 4
+C:\VC\Compare\Compare.c(181,46): warning C4047: функция: "LPARAM" отличается по уровням косвенного обращения от "wchar_t [260]"
+C:\VC\Compare\Compare.c(181,46): warning C4024: SendMessageW: различные типы для формального и фактического параметров 4
+C:\VC\Compare\Compare.c(295,1): warning C4008: wmain: пропуск атрибута "static"
   Создание кода
   Создание кода завершено
-  0 of 6 functions ( 0.0%) were compiled, the rest were copied from previous compilation.
+  2 of 8 functions (25.0%) were compiled, the rest were copied from previous compilation.
     0 functions were new in current compilation
     0 functions had inline decision re-evaluated but remain unchanged
   Compare.vcxproj -> C:\VC\Compare\Release\Compare.exe
diff --git a/Compare/Release/Compare.obj b/Compare/Release/Compare.obj
index 9e1bf85..c633c0e 100644
Binary files a/Compare/Release/Compare.obj and b/Compare/Release/Compare.obj differ
diff --git a/Compare/Release/vc143.pdb b/Compare/Release/vc143.pdb
index 6f0c35d..25d7bf6 100644
Binary files a/Compare/Release/vc143.pdb and b/Compare/Release/vc143.pdb differ
diff --git a/Release/Compare.exe b/Release/Compare.exe
index 140beac..19e3839 100644
Binary files a/Release/Compare.exe and b/Release/Compare.exe differ
diff --git a/Release/Compare.pdb b/Release/Compare.pdb
index a3fbc62..6f576e9 100644
Binary files a/Release/Compare.pdb and b/Release/Compare.pdb differ