Fix: error shown + page doesn't load well after "Web app with paper elements" creation
Fix: error shown + page doesn't load well after "Web app with paper elements" creation

BUG #2946

modulexcite/chromedeveditor,valmzetvn/chromedeveditor,googlearchive/chromedeveditor,valmzetvn/chromedeveditor,2947721120/choredev,devoncarew/spark,googlearchive/chromedeveditor,2947721120/choredev,ussuri/chromedeveditor,ussuri/chromedeveditor,yikaraman/chromedeveditor,2947721120/choredev,googlearchive/chromedeveditor,ussuri/chromedeveditor,2947721120/chromedeveditor,devoncarew/spark,googlearchive/chromedeveditor,yikaraman/chromedeveditor,b0dh1sattva/chromedeveditor,ussuri/chromedeveditor,beaufortfrancois/chromedeveditor,2947721120/chromedeveditor,yikaraman/chromedeveditor,googlearchive/chromedeveditor,b0dh1sattva/chromedeveditor,devoncarew/spark,b0dh1sattva/chromedeveditor,modulexcite/chromedeveditor,2947721120/chromedeveditor,vivalaralstin/chromedeveditor,ussuri/chromedeveditor,beaufortfrancois/chromedeveditor,2947721120/chromedeveditor,vivalaralstin/chromedeveditor,vivalaralstin/chromedeveditor,2947721120/choredev,googlearchive/chromedeveditor,valmzetvn/chromedeveditor,googlearchive/chromedeveditor,hxddh/chromedeveditor,2947721120/choredev,valmzetvn/chromedeveditor,valmzetvn/chromedeveditor,hxddh/chromedeveditor,yikaraman/chromedeveditor,hxddh/chromedeveditor,2947721120/chromedeveditor,valmzetvn/chromedeveditor,vivalaralstin/chromedeveditor,yikaraman/chromedeveditor,modulexcite/chromedeveditor,modulexcite/chromedeveditor,beaufortfrancois/chromedeveditor,modulexcite/chromedeveditor,hxddh/chromedeveditor,beaufortfrancois/chromedeveditor,2947721120/choredev,ussuri/chromedeveditor,vivalaralstin/chromedeveditor,ussuri/chromedeveditor,valmzetvn/chromedeveditor,modulexcite/chromedeveditor,beaufortfrancois/chromedeveditor,2947721120/choredev,vivalaralstin/chromedeveditor,b0dh1sattva/chromedeveditor,b0dh1sattva/chromedeveditor,yikaraman/chromedeveditor,hxddh/chromedeveditor,2947721120/chromedeveditor,hxddh/chromedeveditor,vivalaralstin/chromedeveditor,hxddh/chromedeveditor,modulexcite/chromedeveditor,2947721120/chromedeveditor,devoncarew/spark,devoncarew/spark,devoncarew/spark,beaufortfrancois/chromedeveditor,b0dh1sattva/chromedeveditor,b0dh1sattva/chromedeveditor,beaufortfrancois/chromedeveditor,yikaraman/chromedeveditor