I am trying to install cubeide for ubuntu, but in the terminal this appears, how can I fix it?

[DQuir.1]

daqa@diboter-laptop:~$ cd Downloads/

daqa@diboter-laptop:~/Downloads$ ls

en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh

en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh.zip

daqa@diboter-laptop:~/Downloads$ chmod +x en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh

daqa@diboter-laptop:~/Downloads$ ./en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh/

bash: ./en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh/: Is a directory

[DQuir.1]

HELP ME, PLEASE!!!!!!!!!!!!!!!!

[Ozone]

> daqa@diboter-laptop:~/Downloads$ ./en.st-stm32cubeide_1.2.0_5034_20200108_0926_amd64.sh/

I would say, drop the slash at the end of the command line string.

[DQuir.1]

No, that is not the problem