Exception: 解析表达式出错。
内部错误：Requested Clipboard operation did not succeed.
原始表达式：new StreamReader(Clipboard.GetData("Link Source Descriptor"), Encoding.Unicode).ReadToEnd().Trim()
StackTrace:
   at Quicker.Domain.Actions.X.XActionHelper.GetValueFromExpression2(String expression, ActionExecuteContext context)
   at Quicker.Domain.Actions.X.XActionHelper.<>c__DisplayClass2_3.sfEn3vq0fGw()
   at MRieKLUGU6YZRM26PBi.HWDHKZUgw2FMOnNpMZ3.<>c__DisplayClass3_0.EIl6t7BAv19()
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart()