gcc: error trying to exec 'cc1plus': execvp: No such file or directory

This error message indicates that the compiler program "cc1plus" cannot be found or executed by the system. There could be several reasons for this error, such as:

1. The compiler program is not installed on the system.
2. The path to the compiler program is not set correctly.
3. The user does not have the necessary permissions to execute the compiler program.

To resolve this error, you can try the following steps:

1. Check if the compiler program is installed on the system, and if not, install it using the package manager of your operating system.
2. Check if the path to the compiler program is set correctly by running the command "echo $PATH" in the terminal and verifying if the directory containing the compiler program is included in the output.
3. If the user does not have the necessary permissions to execute the compiler program, try running the command with elevated privileges using "sudo".