Exception in thread "main" java.lang.ExceptionInInitializerError

[kansal15]

Checklist

• I checked other issues already, but found no answer/solution
• I checked the documentation and wiki, but found no answer/solution
• I am running the latest version and the issue still occurs
• I am sure that this issue is about SteVe (and not about the charging station software or something unrelated to SteVe)

Specifications

SteVe Version     : ... 3.4.0
Operating system  : ... Cent OS 7
JDK               : ...  openjdk 11.0.4 
Database          : ... 10.3.20-MariaDB

Expected Behavior

...

Actual Behavior

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Steps to Reproduce the Problem

1. ...
2. ...
3. ...

Additional context

Getting an error while trying to run the steve.jar file

[root@CentOS steve-3.4.0]# java -jar target/steve.jar
Exception in thread "main" java.lang.ExceptionInInitializerError
at de.rwth.idsg.steve.Application.(Application.java:40)
at de.rwth.idsg.steve.Application.main(Application.java:63)
Caused by: java.lang.NullPointerException
at de.rwth.idsg.steve.utils.PropertiesFileLoader.trim(PropertiesFileLoader.java:173)
at de.rwth.idsg.steve.utils.PropertiesFileLoader.getOptionalString(PropertiesFileLoader.java:100)
at de.rwth.idsg.steve.SteveConfiguration.(SteveConfiguration.java:66)
at de.rwth.idsg.steve.SteveConfiguration.(SteveConfiguration.java:35)
... 2 more

...

[goekay]

this has been fixed a few days ago. i just published a bugfix release 3.4.1. please use this one instead of 3.4.0