专家坐堂-升级到net 4.0 ,foxweb新建项目提示出错Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

[2019-06-09 14:51:10.9391]

异常信息：Could not load file or assembly \'Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed\' or one of its dependencies. The located assembly\'s manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)

异常对象：FoxWebDesigns

调用堆栈：

at FoxWeb.JsonHelper.ToJson(Object o_fromObject, Boolean b_isIgnoreNullValue)

at FoxWeb.EntityBase.ToJson(Boolean b_isIgnoreNullValue)

at FoxWeb.FoxWebFolder.BuildUserFoxWebFile(String fileName, String frameName)

触发方法：ToJson

[2019-06-09 14:51:13.6745]

异常信息：Exception has been thrown by the target of an invocation.

异常对象：mscorlib

调用堆栈：

at System.RuntimeMethodHandle._InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeType typeOwner)

at System.RuntimeMethodHandle.InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeType typeOwner)

at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks)

at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)

at FoxWeb.DClassHelper.GetObject[T](String c, String cn, String meth, Object[] parameters)

at FoxWeb.DClassHelper.GetZipObject[T](WebFileTypeEnum fileType, String zipFilePath, Boolean isNew)

at FoxWeb.WebZipFile.GetzipFileText(String fileName, String zipFilePath, WebFileTypeEnum fileType)

触发方法：_InvokeMethodFast