AppDomain.CreateInstanceFromAndUnwrap Method (String, String)
Creates a new instance of the specified type defined in the specified assembly file.
Assembly: mscorlib (in mscorlib.dll)
public Object CreateInstanceFromAndUnwrap( string assemblyName, string typeName )
- Type: System.String
The file name and path of the assembly that defines the requested type.
Return ValueType: System.Object
The requested object, or null if typeName is not found.
assemblyName is null.
typeName is null.
The operation is attempted on an unloaded application domain.
assemblyName was not found.
typeName was not found in assemblyName.
No parameterless public constructor was found.
The caller does not have sufficient permission to call this constructor.
assemblyName is not a valid assembly.
Version 2.0 or later of the common language runtime is currently loaded and assemblyName was compiled with a later version.
An assembly or module was loaded twice with two different evidences.
for the ability to access the location of the assembly. Associated enumeration: FileIOPermissionAccess.PathDiscovery
for the ability to read the file containing the assembly manifest. Associated enumeration: FileIOPermissionAccess.Read
for the ability to access the location of the assembly if the assembly is not local.