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via GitHub by egonw
, 1 year ago
via Atlassian JIRA by Seb Ruiz, 2 years ago
This exception has no message.
via Atlassian JIRA by Steve Smith [SYD/AMS/LHR], 2 years ago
via Stack Overflow by Raghav
, 2 years ago
This exception has no message.
java.lang.NullPointerException at java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936) at info.aduna.lang.service.ServiceRegistry.get(ServiceRegistry.java:106) at org.openrdf.rio.Rio.createWriter(Rio.java:251) at org.petapico.npop.Extract.run(Extract.java:104) at org.petapico.npop.Extract.main(Extract.java:71)