# HelloWorld: problems with install

**URL:** <https://forum.universal-robots.com/t/helloworld-problems-with-install/25855>\
**Category:** URCaps SDK\
**Created:** [December 26, 2022, 8:11pm UTC](https://forum.universal-robots.com/t/helloworld-problems-with-install/25855 "2022-12-26T20:11:58Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![dries.van.poucke](https://avatars.discourse-cdn.com/v4/letter/d/54ee81/32.png) [@dries.van.poucke](https://forum.universal-robots.com/u/dries.van.poucke)\
**Post date:** [December 26, 2022, 8:11pm UTC](https://forum.universal-robots.com/t/helloworld-problems-with-install/25855/1 "2022-12-26T20:11:58Z")

</div>

Hi,

After installing the SDK when trying to build the HellowWorld example I encounter following errors:

[INFO] Scanning for projects…  
Downloading: [http://repo.maven.apache.org/maven2/org/apache/felix/maven-bundle-plugin/2.4.0/maven-bundle-plugin-2.4.0.pom](http://repo.maven.apache.org/maven2/org/apache/felix/maven-bundle-plugin/2.4.0/maven-bundle-plugin-2.4.0.pom)  
[ERROR] The build could not read 1 project → [Help 1]  
[ERROR]  
[ERROR] The project com.ur.urcap.examples:helloworld:1.0-SNAPSHOT (/home/ur/URCapSDK/samples/html/com.ur.urcap.examples.helloworld/pom.xml) has 2 errors  
[ERROR] Unresolveable build extension: Plugin org.apache.felix:maven-bundle-plugin:2.4.0 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.felix:maven-bundle-plugin:jar:2.4.0 (): Failed to read artifact descriptor for org.apache.felix:maven-bundle-plugin:jar:2.4.0: Could not transfer artifact org.apache.felix:maven-bundle-plugin:pom:2.4.0 from/to central ([http://repo.maven.apache.org/maven2](http://repo.maven.apache.org/maven2)): Failed to transfer file: [http://repo.maven.apache.org/maven2/org/apache/felix/maven-bundle-plugin/2.4.0/maven-bundle-plugin-2.4.0.pom](http://repo.maven.apache.org/maven2/org/apache/felix/maven-bundle-plugin/2.4.0/maven-bundle-plugin-2.4.0.pom). Return code is: 501 , ReasonPhrase:HTTPS Required. → [Help 2]  
[ERROR] Unknown packaging: bundle @ line 12, column 13  
[ERROR]  
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.  
[ERROR] Re-run Maven using the -X switch to enable full debug logging.  
[ERROR]  
[ERROR] For more information about the errors and possible solutions, please read the following articles:  
[ERROR] [Help 1] [http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildi](http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildi)

How can I solve this?

Kind regards