1、executed failed error:

A：Check if the indentation in control file is correct, and the correct indentation is shown as follows:

The wrong indentation is shown as follows:

2、"pride_pppar:未找到命令" error after installing.

A：Restart your terminal. Or use：

source ~/.bashrc；

source ~/.bash_profile

3、"xxx: command not found" error.

A：Check if you have install gfortran and gcc, then check whether directory ~/.PRIDE_PPPAR_BIN/ exists. If it exists, check whether the files are complete. If it is complete, check whether the files have executable permissions.