fix some NPE

java/bundles/org.eclipse.set.core/src/org/eclipse/set/core/enumtranslation/EnumTranslationServiceImpl.java

@@ -60,6 +60,9 @@ public EnumTranslation translate(final boolean value)
 
 	@Override
 	public EnumTranslation translate(final Enumerator obj) {
+		if (obj == null) {
+			return null;
+		}
 		final Enumerator enumerator = obj;
 		final String enumeratorName = EnumTranslationUtils
 				.getKeyBasis(enumerator);
@@ -71,7 +74,9 @@ public EnumTranslation translate(final Enumerator obj) {
 	public EnumTranslation translate(final BasisAttribut_AttributeGroup owner,
 			final Enumerator enumerator) {
 		final EnumTranslation translate = translate(enumerator);
-
+		if (translate == null) {
+			return null;
+		}
 		if (!translate.getAlternative().equals("sonstige")) { //$NON-NLS-1$
 			return translate;
 		}

java/bundles/org.eclipse.set.feature.table.pt1/src/org/eclipse/set/feature/table/pt1/AbstractPlanPro2TableModelTransformator.xtend

@@ -99,7 +99,7 @@ abstract class AbstractPlanPro2TableModelTransformator extends AbstractTableMode
 				return translate(wert);
 			}
 			if (wert instanceof Enumerator) {
-				return enumTranslationService.translate(owner, wert).alternative
+				return enumTranslationService.translate(owner, wert)?.alternative ?: ""
 			}
 			return null;
 		} catch (Exception e) {

java/bundles/org.eclipse.set.feature.table.pt1/src/org/eclipse/set/feature/table/pt1/FootnoteTransformation.xtend

@@ -119,7 +119,7 @@ class FootnoteTransformation {
 			].filterNull
 			val footnotes = #[notes, objectStateNote].flatten
 
-			return footnotes.toList.withPrefix(sb.prefix)
+			return footnotes.toList.withPrefix(sb.prefix).filterNull
 		] ?: #[]
 	}
 

java/bundles/org.eclipse.set.feature.table.pt1/src/org/eclipse/set/feature/table/pt1/ssks/AbstractSignalTableTransform.java

@@ -388,6 +388,9 @@ private String fillBefestigung(final Signal_Befestigung befestigung) {
 				befestigung,
 				b -> b.getSignalBefestigungAllg().getBefestigungArt().getWert())
 				.orElse(null);
+		if (art == null) {
+			return "";
+		}
 		return switch (art) {
 			case ENUM_BEFESTIGUNG_ART_SONSTIGE -> {
 				final List<ID_Bearbeitungsvermerk_TypeClass> bearbeitungsvermerke = EObjectExtensions

java/bundles/org.eclipse.set.model.tablemodel.extensions/src/org/eclipse/set/model/tablemodel/extensions/TableExtensions.xtend

@@ -486,6 +486,10 @@ class TableExtensions {
 		public boolean removedInMain;
 	}
 
+	static def dispatch Iterable<FootnoteInfo> getFootnoteInfos(
+		Void fnContainer) {
+		return #[]
+	}
 	static def dispatch Iterable<FootnoteInfo> getFootnoteInfos(
 		FootnoteContainer fnContainer) {
 		return #[]