Wikibase: Fix script error '=Module:Cycling race:3070 attempt to index ? (a nil value)' on 1 de.w page

400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language.java

@@ -81,7 +81,7 @@ public class Scrib_lib_language implements Scrib_lib {
 	public void Notify_lang_changed() {if (notify_lang_changed_fnc != null) core.Interpreter().CallFunction(notify_lang_changed_fnc.Id(), Keyval_.Ary_empty);}
 	public boolean GetContLangCode(Scrib_proc_args args, Scrib_proc_rslt rslt)		{return rslt.Init_obj(core.Ctx().Lang().Key_str());}
 	public boolean IsSupportedLanguage(Scrib_proc_args args, Scrib_proc_rslt rslt)	{return IsKnownLanguageTag(args, rslt);}// NOTE: checks if "MessagesXX.php" exists; note that xowa has all "MessagesXX.php"; for now, assume same functionality as IsKnownLanguageTag (worst case is that a small wiki depends on a lang not being there; will need to put in a "wiki.Langs()" then)
-	public boolean IsKnownLanguageTag(Scrib_proc_args args, Scrib_proc_rslt rslt) {	// NOTE: checks if in languages/Names.php
+	public boolean IsKnownLanguageTag(Scrib_proc_args args, Scrib_proc_rslt rslt) {	// NOTE: checks if in languages/Names.php; TODO: support foreign translations; EX: Englische is en in de.w
 		String lang_code = args.Cast_str_or_null(0);
 		boolean exists = false;
 		if (	lang_code != null									// null check; protecting against Module passing in nil from lua

400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_wikibase.java

@@ -82,7 +82,10 @@ public class Scrib_lib_wikibase implements Scrib_lib {
 		return rslt.Init_obj(wdoc.Label_list__get_or_fallback(core.Lang()));
 	}
 	public boolean GetEntity(Scrib_proc_args args, Scrib_proc_rslt rslt) {
-		Wdata_doc wdoc = Get_wdoc_or_null(args, core); if (wdoc == null) return rslt.Init_ary_empty();
+		Wdata_doc wdoc = Get_wdoc_or_null(args, core); 
+		if (wdoc == null) 
+			return rslt.Init_obj(Keyval_.Ary_empty); // NOTE: was "rslt.Init_ary_empty()" PAGE:de.w:Critérium_International_2016 DATE:2017-12-30
+
 		Wbase_prop_mgr prop_mgr = core.Wiki().Appe().Wiki_mgr().Wdata_mgr().Prop_mgr();
 		return rslt.Init_obj(Scrib_lib_wikibase_srl.Srl(prop_mgr, wdoc, true, false));	// "false": wbase now always uses v2; PAGE:ja.w:東京競馬場; DATE:2015-07-28
 	}

400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_wikibase_tst.java

@@ -84,6 +84,11 @@ public class Scrib_lib_wikibase_tst {
 		, "      value=b"
 		));
 	}
+	@Test  public void GetEntity__missing() { // PURPOSE: missing entity should return empty kv array; PAGE:de.w:Critérium_International_2016 DATE:2017-12-30
+		fxt.Test_scrib_proc_str_ary(lib, Scrib_lib_wikibase.Invk_getEntity, Object_.Ary("q2", false), String_.Concat_lines_nl_skip_last
+		( "1=" // not ""
+		));
+	}
 	@Test  public void ResolvePropertyId() {
 		wdata_fxt.Init__docs__add(wdata_fxt.Wdoc_bldr("Property:p2").Add_label("zh-hans", "prop_a").Xto_wdoc());
 		fxt.Test_scrib_proc_str(lib, Scrib_lib_wikibase.Invk_resolvePropertyId, Object_.Ary("p2"), "prop_a");