[ERROR] Plugin org.apache.maven.plugins:maven-clean-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.5: Could not transfer artifact org.apache.maven.plugins:maven-clean-plugin
om:2.5 from/to central (
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Failed to transfer file:
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. Return code is: 501 , ReasonPhrase:HTTPS Required. -> [Help 1]
[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]
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Der Befehl "cmd" ist entweder falsch geschrieben oder
konnte nicht gefunden werden.
Drücken Sie eine beliebige Taste . . .