Exception: 解析表达式出错。 内部错误:无法将类型“System.IO.MemoryStream”转换为“string” 原始表达式: var clipboardData = Clipboard.GetDataObject(); string[] formats = clipboardData.GetFormats(); if (Clipboard.ContainsData("RTX_RichEdit_Format")) { _context.SetVarValue("text", (string)clipboardData.GetData("RTX_RichEdit_Format")); _context.SetVarValue("format", "wechat"); return; } StackTrace: 在 Quicker.Domain.Actions.X.XActionHelper.GetValueFromExpression2(String expression, ActionExecuteContext context) 在 Quicker.Domain.Actions.X.XActionHelper.<>c__DisplayClass2_3.TDcflcK6oCI() 在 iMRkhXkFhWLjUmS0lLw.QjF14LkoosJ2TLSII62.<>c__DisplayClass3_0.yKYJU5IUhTd() 在 System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) 在 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) 在 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) 在 System.Threading.ThreadHelper.ThreadStart()