Found multiple secret keys sharing same CKA_LABEL

[Host Controller] 10:15:05,526 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC000001: Failed to start service org.wildfly.security.key-store.oneWayKS: org.jboss.msc.service.StartException in service org.wildfly.security.key-store.oneWayKS: WFLYELY00004: Unable to start the service.
[Host Controller] 	at org.wildfly.extension.elytron.KeyStoreService.start(KeyStoreService.java:146)
[Host Controller] 	at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:2032)
[Host Controller] 	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1955)
[Host Controller] 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[Host Controller] 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[Host Controller] 	at java.lang.Thread.run(Thread.java:745)
[Host Controller] Caused by: java.io.IOException: load failed
[Host Controller] 	at sun.security.pkcs11.P11KeyStore.engineLoad(P11KeyStore.java:763)
[Host Controller] 	at java.security.KeyStore.load(KeyStore.java:1445)
[Host Controller] 	at org.wildfly.security.keystore.AtomicLoadKeyStoreSpi.engineLoad(AtomicLoadKeyStoreSpi.java:55)
[Host Controller] 	at java.security.KeyStore.load(KeyStore.java:1445)
[Host Controller] 	at org.wildfly.extension.elytron.KeyStoreService.start(KeyStoreService.java:137)
[Host Controller] 	... 5 more
[Host Controller] Caused by: java.security.KeyStoreException: invalid KeyStore state: found multiple secret keys sharing same CKA_LABEL [my-key]
[Host Controller] 	at sun.security.pkcs11.P11KeyStore.mapLabels(P11KeyStore.java:2408)
[Host Controller] 	at sun.security.pkcs11.P11KeyStore.engineLoad(P11KeyStore.java:755)
[Host Controller] 	... 9 more

           for (long handle : handles) {
                attrs = new CK_ATTRIBUTE[] { new CK_ATTRIBUTE(CKA_LABEL) };
                token.p11.C_GetAttributeValue(session.id(), handle, attrs);
                if (attrs[0].pValue != null) {
                    // there is a CKA_LABEL
                    String cka_label = new String(attrs[0].getCharArray());
                    if (sKeyMap.get(cka_label) == null) {
                        sKeyMap.put(cka_label, new AliasInfo(cka_label));
                    } else {
                        throw new KeyStoreException("invalid KeyStore state: " +
                                "found multiple secret keys sharing same " +
                                "CKA_LABEL [" +
                                cka_label +
                                "]");
                    }
                }
            }