No such file or directory problem while executing shell

One 、 For newly uploaded on the server start.sh Script , It is easy to appear when starting ,-bash:./start.sh:/bin/sh^M: bad interpreter:No such file or directory

Because of the general situation sh The format of the script is incorrect , If this script has been modified locally （ Use txt、notepad++ Open modify ）, The file format may be saved as... By default when saving ： doc Format （windows System ）、mac（ Apple system ）, After uploading to the system ,unix The system does not support doc（mac） Format , So you need to doc（mac） The format of the file is modified to unix The format is just .

The specific operation steps are as follows ：
1、 Carry out orders vi start.sh
2、 perform :set ff （ Here is a look at .sh File format , If you see in the lower left corner fileformat=doc or fileformat=mac,fileformat=dos, Continue with the following steps , Personal feeling is not unix Change everything ）
3、 Carry out orders :set ff=unix （ It is amended as follows unix Format ）
4、 Carry out orders :wq （ Save it ）
5、 After saving , This time can also vi start.sh go in :set ff Confirm whether the format has been modified .