updateProperty(Constants.NOTIFICATION_TO_PROPERTY, form.notificationTo);
            systemProperties.store();
        } catch (final Exception e) {
            logger.warn("Failed to send a test mail.", e);
            saveError(messages -> messages.addErrorsFailedToSendTestmail(GLOBAL));
        }

        return redirectByParam(AdminGeneralAction.class, "notificationTo", form.notificationTo);

                    this.addresses = this.ctx.getNameServiceClient().getAllByName(host, false);
                }
            } catch (final UnknownHostException e) {
                throw new CIFSException("Failed to lookup address for name " + host, e);
            }
        }

        return getNextAddress();
    }

    Address getNextAddress() {
        Address addr = null;

- Failed to provision volume with StorageClass "azurefile-premium": failed to create share andy-mg1121-dynamic-pvc-1a7b2813-d1b7-11e8-9e96-000d3a03e16b in account f7228f99bcde411e8ba4900: failed to create file share, err: storage: service returned error: StatusCode=400, ErrorCode=InvalidHeaderValue, ErrorMessage=The value for one of the HTTP headers...

If you are looking for a contribution that is more substantial, you can look at the [help wanted issues](https://github.com/gradle/gradle/issues?q=is%3Aissue%20state%3Aopen%20label%3A%22%F0%9F%8C%B3%20help%20wanted%22).
These issues are more complex and might be challenging for first-time contributors.

 * your application's HTTP calls.
 *
 * All start/connect/acquire events will eventually receive a matching end/release event, either
 * successful (non-null parameters), or failed (non-null throwable). The first common parameters of
 * each event pair are used to link the event in case of concurrent or repeated events e.g.
 * `dnsStart(call, domainName)` → `dnsEnd(call, domainName, inetAddressList)`.
 *

        assertThrows(
                InvalidVersionSpecificationException.class,
                () -> VersionRange.createFromVersionSpec(version),
                "Version " + version + " should have failed to construct");
    }

    @Test
    void testContains() throws InvalidVersionSpecificationException {
        ArtifactVersion actualVersion = new DefaultArtifactVersion("2.0.5");

## Version 3.14.2

_2019-05-19_

 *  Fix: Lock in a route when recovering from an HTTP/2 connection error. We had a bug where two
    calls that failed at the same time could cause OkHttp to crash with a `NoSuchElementException`
    instead of the expected `IOException`.

 *  Fix: Don't crash with a `NullPointerException` when formatting an error message describing a

* Fixes issue where subpath readOnly mounts failed ([#63045](https://github.com/kubernetes/kubernetes/pull/63045), [@msau42](https://github.com/msau42))

	// If the connection is lost, state will switch to StateConnecting.
	StateConnected

	// StateConnectionError is the state once a connection attempt has been made, and it failed.
	// The connection will remain in this stat until the connection has been successfully re-established.
	StateConnectionError

	// StateShutdown is the state when the server has been shut down.

- kubeadm: Improved `kubeadm init` and `kubeadm join` to provide consistent error messages when the kubelet failed or when failed to wait for control plane components. ([#130040](https://github.com/kubernetes/kubernetes/pull/130040), [@HirazawaUi](https://github.com/HirazawaUi))