fix #6218: avoid NPE when remove text from label field

diff --git a/eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/TermLabelProvider.java b/eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/TermLabelProvider.java
index 8ea27ce46b5811736c2f2a0d5ea8ff0fe17b90e0..5bd700585199dda7c1a634b9f3acab090044f23d 100644 (file)
--- a/eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/TermLabelProvider.java
+++ b/eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/TermLabelProvider.java
@@ -54,7 +54,7 @@ public class TermLabelProvider extends StyledCellLabelProvider {
         String text = getText(element);
         cell.setText(text);
 
-        if (element instanceof TermVocabulary) {
+        if (element instanceof TermVocabulary && text != null) {
             StyledString styledString = new StyledString(text, getVocabularyStyler());
             StyleRange[] styleRanges;
             styleRanges = styledString.getStyleRanges();