The "exec format error" in Linux containers is commonly caused by missing shebang headers, architecture mismatches, or Windows line endings. Fix it by adding proper script headers (#!/bin/bash), using ...

I got the following error message: run-parts: failed to exec Documents/script1.sh: Exec format error run-parts: Documents/script1.sh exited with return code 1 run ...

Runs command in Linux network namespace as a normal user. Does essentially the same as sudo ip netns exec <netns> sudo -u "$USER" <command>, but doesn't require sudo ...

I hosted docker on Ubuntu 18.04.2 LTS, I was logged in with root, I created daemonized container, it was in running status. however, the docker exec command was not able to execute, see blow ...