error 404 when load image over WWW class in unity - unity3d

Question

I tried to download image from my server over www. In UnityPlayer it is all right, but when i run app on xcode it is crash.
I check log on server and there was no request from ios only from webplayer:
109.252.44.138 - - [17/Feb/2018:09:53:18 +0300] "POST /unityConnect.php HTTP/1.0" 200 604 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 452 746 0 125187
109.252.44.138 - - [17/Feb/2018:09:53:39 +0300] "POST /unityConnect.php HTTP/1.0" 200 14 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 563 156 0 2266
109.252.44.138 - - [17/Feb/2018:09:53:39 +0300] "POST /unityConnect.php HTTP/1.0" 200 170 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 421 312 0 1807
109.252.44.138 - - [17/Feb/2018:09:53:43 +0300] "POST /unityConnect.php HTTP/1.0" 200 992 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 430 1134 0 243826
109.252.44.138 - - [17/Feb/2018:09:53:45 +0300] "POST /unityConnect.php HTTP/1.0" 200 604 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 452 746 0 2482
109.252.44.138 - - [17/Feb/2018:09:54:05 +0300] "POST /unityConnect.php HTTP/1.0" 200 604 "-" "cocktailparty/27
CFNetwork/893.14.2 Darwin/17.3.0" 452 746 0 2452
109.252.44.138 - - [17/Feb/2018:09:54:25 +0300] "POST /unityConnect.php HTTP/1.0" 200 13 "-" "UnityPlayer/2017.3.0f3
(UnityWebRequest/1.0, libcurl/7.51.0-DEV)" 595 155 0 1760
109.252.44.138 - - [17/Feb/2018:09:54:25 +0300] "POST /unityConnect.php HTTP/1.0" 200 170 "-" "UnityPlayer/2017.3.0f3
(UnityWebRequest/1.0, libcurl/7.51.0-DEV)" 414 312 0 1034
109.252.44.138 - - [17/Feb/2018:09:54:29 +0300] "POST /unityConnect.php HTTP/1.0" 200 992 "-" "UnityPlayer/2017.3.0f3
(UnityWebRequest/1.0, libcurl/7.51.0-DEV)" 423 1134 0 263959
109.252.44.138 - - [17/Feb/2018:09:54:32 +0300] "POST /unityConnect.php HTTP/1.0" 200 604 "-" "UnityPlayer/2017.3.0f3
(UnityWebRequest/1.0, libcurl/7.51.0-DEV)" 445 746 0 3588
109.252.44.138 - - [17/Feb/2018:09:54:32 +0300] "GET /img/0002.jpg HTTP/1.1" 200 73962 "-" "UnityPlayer/2017.3.0f3 (UnityWebRequest/1.0,
libcurl/7.51.0-DEV)"
Code:
public void GetFullReceiptMySQL(Dictionary <string, string> [] newReader)
{
StartCoroutine(StartLoad(newReader[0]["id"], newReader));
}
IEnumerator StartLoad(string idCocktail, Dictionary <string, string> [] newReader)
{
// testing parameter 0002, image 0002 present on server
string imageUrl = GetFullSourceCocktailImage("0002");
WWW www = new WWW(imageUrl);
Debug.Log(imageUrl);
// Wait for download to complete
Debug.Log ("Done1? " + www.isDone + " progress " + www.progress + " or with error " + www.error) ;
yield return www;
Debug.Log ("Done2? " + www.isDone + " progress " + www.progress + " or with error " + www.error) ;
if (!string.IsNullOrEmpty(www.error))
{
Debug.Log("error " + www.error);
}
else
{
Debug.Log("image ready" + www.error);
RawImage image = GetComponent<KeeperScript>().imageCocktailInReceipt;
Texture2D newTexture = new Texture2D(www.texture.width, www.texture.height);
www.LoadImageIntoTexture(newTexture as Texture2D);
image.GetComponent<RawImage>().texture= newTexture;
MakeAllReceipt(newReader);
}
DestroyImmediate(www.texture);
www.Dispose();
www = null;
Resources.UnloadUnusedAssets();
}
In XCode in logs there was error 404