如何停止提示消息重新打开工作簿

I have this code I have written to but I keep getting Run-time Error '1004' - Method 'Open' of object 'Workbooks' failed. and a prompting message "xxxx" is already open. reopening will cause any changes you made to be discarded. do you want to reopen "xxx.xlsx?"I have this code I have written to but I keep g