“/”应用程序中的服务器错误。

no decode delegate for this image format `' @ error/constitute.c/ReadImage/562

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: ImageMagick.MagickMissingDelegateErrorException: no decode delegate for this image format `' @ error/constitute.c/ReadImage/562

源错误:

执行当前 Web 请求期间生成了未经处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。

堆栈跟踪:


[MagickMissingDelegateErrorException: no decode delegate for this image format `' @ error/constitute.c/ReadImage/562]
   ImageMagick.NativeInstance.CheckException(IntPtr exception, IntPtr result) +109
   ImageMagick.NativeMagickImage.ReadFile(MagickSettings settings) +117
   ImageMagick.MagickImage.Read(String fileName, MagickReadSettings readSettings, Boolean ping) +113
   ImageMagick.MagickImageInfo.Read(FileInfo file) +68
   ImageMagick.ImageOptimizer.GetFormatInformation(FileInfo file) +73
   ImageMagick.ImageOptimizer.GetOptimizer(FileInfo file) +34
   ImageMagick.ImageOptimizer.DoLosslessCompress(FileInfo file) +24
   ImageMagick.Web.Handlers.ImageOptimizerHandler.CreateOptimizedFile(String cacheFileName) in E:\code\liuwork2018doing\HKImage2019\Magick.NET.Web\Handlers\ImageOptimizerHandler.cs:66
   ImageMagick.Web.Handlers.ImageOptimizerHandler.GetFileName(HttpContext context) in E:\code\liuwork2018doing\HKImage2019\Magick.NET.Web\Handlers\ImageOptimizerHandler.cs:53
   ImageMagick.Web.Handlers.MagickHandler.ProcessRequest(HttpContext context) in E:\code\liuwork2018doing\HKImage2019\Magick.NET.Web\Handlers\MagickHandler.cs:98
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +542
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +75
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +93


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4690.0