Merge pull request #249 from snyk/fix/auth-wizard-cancel-button

fix: don't attempt to update language client config if there is no language client [IDE-844]

plugin/src/main/java/io/snyk/eclipse/plugin/wizards/SnykWizardModel.java

@@ -19,6 +19,10 @@ public void resetPreferences() {
     Preferences.getInstance().setIsInsecure(initialUnknownCerts);
     Preferences.getInstance().store(Preferences.AUTH_TOKEN_KEY, initialAuthToken);
 
-    SnykExtendedLanguageClient.getInstance().updateConfiguration();
+    SnykExtendedLanguageClient client = SnykExtendedLanguageClient.getInstance();
+    // The language client may be null when the extension first loads, so only update configuration if we are able.
+    if (client != null) { 
+        client.updateConfiguration(); 
+    };
   }
 }