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Tuesday, March 31, 2009

Required permissions cannot be acquired

If you get the following error message then this link provides you with the step by step to resolve it

http://marcoscavaleiro.blogspot.com/2006/11/failed-to-grant-minimum-permission.html

An unhandled exception occurred during the execution of the current
web request. Please review the stack trace for more information about the error
and where it originated in the code. Exception Details:
System.Security.Policy.PolicyException: Required permissions
cannot be acquired. Source Error: An unhandled exception was generated during
the execution of the current web request. Information regarding the origin and
location of the exception can be identified using the exception stack trace
below. Stack Trace: [PolicyException: Required permissions cannot be
acquired.]
System.Security.SecurityManager.ResolvePolicy(Evidence evidence,
PermissionSet
reqdPset, PermissionSet optPset, PermissionSet denyPset,
PermissionSet&
denied, Boolean checkExecutionPermission) +2770052
System.Security.SecurityManager.ResolvePolicy(Evidence evidence,
PermissionSet
reqdPset, PermissionSet optPset, PermissionSet denyPset,
PermissionSet&
denied, Int32& securitySpecialFlags, Boolean
checkExecutionPermission) +57
[FileLoadException: Could not load file or
assembly
'Microsoft.Practices.EnterpriseLibrary.Data.Configuration.Design,
Version=3.1.0.0, Culture=neutral, PublicKeyToken=null' or one of its
dependencies. Failed to grant minimum permission requests. (Exception from
HRESULT: 0x80131417)] System.Reflection.Assembly._nLoad(AssemblyName
fileName,
String codeBase, Evidence assemblySecurity, Assembly locationHint,
StackCrawlMark& stackMark, Boolean throwOnFileNotFound, Boolean
forIntrospection) +0

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