Issue: Declaration of vw\vw\XF\Mvc\Router::buildLink($link, $data = NULL, array $parameters = Array) should be compatible

This error appears when upgrading to XF 2.2:

An exception occurred: [ErrorException] [E_WARNING] Declaration of vw\vw\XF\Mvc\Router::buildLink($link, $data = NULL, array $parameters = Array) should be compatible with XF\Mvc\Router::buildLink($link, $data = NULL, array $parameters = Array, $hash = NULL) in src/addons/vw/vw/XF/Mvc/Router.php on line 0

XF::handlePhpError() in src/vendor/composer/ClassLoader.php at line 444
include() in src/vendor/composer/ClassLoader.php at line 444
Composer\Autoload\includeFile() in src/vendor/composer/ClassLoader.php at line 322
Composer\Autoload\ClassLoader->loadClass()
spl_autoload_call()
class_exists() in src/XF/Extension.php at line 172
XF\Extension->extendClass() in src/XF/App.php at line 2781
XF\App->extendClass() in src/XF/App.php at line 339
XF\App->XF\{closure}() in src/XF/Container.php at line 28
XF\Container->offsetGet() in src/XF/App.php at line 2413
XF\App->router() in src/addons/SV/SignupAbuseBlocking/Repository/LinkBuilder.php at line 27
SV\SignupAbuseBlocking\Repository\LinkBuilder->hookRouteBuilder() in src/addons/SV/SignupAbuseBlocking/appSetup.php at line 12
SV\SignupAbuseBlocking\appSetup:ubSetup()
call_user_func_array() in src/XF/Extension.php at line 67
XF\Extension->fire() in src/XF/App.php at line 2767
XF\App->fire() in src/XF/Pub/App.php at line 94
XF\Pub\App->setup() in src/XF.php at line 390
XF::setupApp() in src/XF.php at line 413
XF::runApp() in index.php at line 20