Indeed it was a resolved problem, but now i often get this error when cropping:
2012-11-15 09:27:03,086 [30] ERROR MonoX [BaseHttpApplication] - Application Error
System.Web.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown. ---> System.OverflowException: Value was either too large or too small for an Int32.
at System.Convert.ToInt32(Double value)
at MonoSoftware.MonoX.MonoX.controls.CropImage.CropImage.btnCrop_Click(Object sender, EventArgs e) in C:\inetpub\wwwroot\MonoX_2\Portal\MonoX\controls\CropImage\CropImage.ascx.cs:line 450
at MonoSoftware.MonoX.Controls.StyledButton.OnClick(Object sender, EventArgs e) in C:\inetpub\wwwroot\MonoX_2\Portal\MonoX\controls\StyledButton.ascx.cs:line 225
at MonoSoftware.MonoX.Controls.StyledButton.btnButton_Click(Object sender, EventArgs e) in C:\inetpub\wwwroot\MonoX_2\Portal\MonoX\controls\StyledButton.ascx.cs:line 239
at System.Web.UI.WebControls.LinkButton.OnClick(EventArgs e)
at System.Web.UI.WebControls.LinkButton.RaisePostBackEvent(String eventArgument)
at System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument)
at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.HandleError(Exception e)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at ASP.monox_pages_socialnetworking_userprofile_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\90d93e1c\4e5528e5\App_Web_n2hvimga.1.cs:line 0
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)