Steps to reproduce: 1. Run kie-wb (e.g. you can use cargo configuration in kie-wb-distrubution) $ cd kie-wb-distributions/kie-wb-tests/kie-wb-tests-gui $ mvn cargo:run -Pkie-wb,wildfly10 2. Navigate standalone authoring perspective by pasting the following URLs in the browser address bar: http://localhost:8080/kie-wb/kie-wb.jsp?standalone=true&perspective=AuthoringPerspective http://localhost:8080/kie-wb/kie-wb.jsp?standalone=true&perspective=AuthoringPerspective&header=AppNavBar 3. Login using username=admin, password=admin1234; Actual result - modal with error displayed every time. Expected result - it should be possible to browse / open project assets.