Error log:Caused by: java.lang.NullPointerException: null08.08.2019 22:28:02.302 *ERROR* [10.250.9.210 [1565303282112] GET /mnt/overlay/dam/gui/content/assets/metadataeditor.external.html HTTP/1.1] org.apache.sling.engine.impl.SlingRequestProcessorImpl service: Uncaught SlingExceptionjava.lang.NullP...