Github user HansBrende commented on the issue:
https://github.com/apache/any23/pull/132
@lewismc when I try to use `sudo` to, for example, read a text file using
```
sudo cat /opt/tomcat9/BUILDING.txt
```
It gives me a
```
sudo: PAM authentication error: User not known to the underlying
authentication module
```
Any ideas?---
