The following has evaluated to null or missing: ==> book.publicationDate [in template "web/page_book.ftl" at line 29, column 29] ---- Tip: It's the step after the last dot that caused this error, not those before it. ---- Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use [#if myOptionalVar??]when-present[#else]when-missing[/#if]. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${book.publicationDate.format("yyyy")} [in template "web/page_book.ftl" at line 29, column 27] - Reached through: #include "page_book.ftl" [in template "web/page_event.ftl" at line 119, column 3] - Reached through: #include "page_" + pagekey + ".ftl" [in template "web/page.ftl" at line 67, column 12] - Reached through: #include "web/page.ftl" [in template "page.ftl" at line 4, column 1] ~ Reached through: #nested [in template "web/macro.ftl" in macro "page" at line 275, column 3] ~ Reached through: @page [in template "page.ftl" at line 3, column 1] ----