After applying SP18 we are running into massive problems with existing, unmodified visual composer models. Error messages like
>>> JSPCompiler >>> ERROR in Compiling :JSPFileInfo :588073642
JSP File : /usr/sap/JWP/JC02/j2ee/cluster/server2/apps/sap.com/irj/servlet_jsp/irj/root/web-inf/portal/portalapps/com.siemens.pct.ptd.dgy.main_view/jsp/aaddgy.jsp
Class Name: sapportalsjspAADDGY
Java File : /usr/sap/JWP/JC02/j2ee/cluster/server2/apps/sap.com/irj/servlet_jsp/irj/root/web-inf/portal/portalapps/com.siemens.pct.ptd.dgy.main_view/work/jsp/_sapportalsjsp_aaddgy.java
Package Name : jsp
Class File : /usr/sap/JWP/JC02/j2ee/cluster/server2/apps/sap.com/irj/servlet_jsp/irj/root/web-inf/portal/portalapps/com.siemens.pct.ptd.dgy.main_view/work/jsp/_sapportalsjsp_aaddgy.class
Is out dated : false com.sapportals.portal.prt.servlets_jsp.server.jsp.JSPCompiler@402ed2c5
are thrown at runtime (VC iview with deltalink was added to portal page; unchanged portal page in preview mode). I don't understand the "class is out dated" error: is there a need to recompile / redeploy Visual Composer apps with SP18 which where embedded manually in portal pages (deltalink)?