diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/parser/script/ActionScript3Parser.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/parser/script/ActionScript3Parser.java
index 246e5dff9..8560728ad 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/parser/script/ActionScript3Parser.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/parser/script/ActionScript3Parser.java
@@ -2917,7 +2917,7 @@ public class ActionScript3Parser {
         try {
             gen.generateScriptInfo(sinitVariables, sinitNeedsActivation, importedClasses, openedNamespaces, scriptIndex, si, allOpenedNamespaces, localData, items, classPos);
         } catch (Exception ex) {
-            ex.printStackTrace(); // FIXME
+            Logger.getLogger(ActionScript3Parser.class.getName()).log(Level.FINE, "Script generation exception", ex);
             abcIndex.getSelectedAbc().script_info.remove(si);
             throw ex;
         }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/Trait.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/Trait.java
index 9ff364550..e6a4a7009 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/Trait.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/Trait.java
@@ -501,9 +501,11 @@ public abstract class Trait implements Cloneable, Serializable {
             for (String u : uses) {
                 writer.appendNoHilight("use namespace " + u + ";").newLine();
             }
-            writer.newLine();
         }
         if (numberContextRef.getVal() != null) {
+            if (uses.isEmpty() && hasImport) {
+                writer.newLine();
+            }
             writer.appendNoHilight("use ");
             NumberContext nc = new NumberContext(numberContextRef.getVal());
             writer.appendNoHilight(NumberContext.usageToName(nc.getUsage()));
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/TraitClass.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/TraitClass.java
index 63423d166..2a84dfbd3 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/TraitClass.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/traits/TraitClass.java
@@ -230,15 +230,17 @@ public class TraitClass extends Trait implements TraitWithSlot {
         DottedChain packageName = instanceInfoMultiname.getNamespace(abc.constants).getName(abc.constants); //assume not null name
 
         fullyQualifiedNames = new ArrayList<>();
+
+        Reference<Boolean> first = new Reference<>(true);        
         
         if (getName(abc).getNamespace(abc.constants).kind != Namespace.KIND_PACKAGE_INTERNAL) {
-            writeImports(this, -1, abcIndex, scriptIndex, classIndex, false, abc, writer, packageName, fullyQualifiedNames);
+            first.setVal(!writeImports(this, -1, abcIndex, scriptIndex, classIndex, false, abc, writer, packageName, fullyQualifiedNames));
         }
 
         String instanceInfoName = instanceInfoMultiname.getName(abc.constants, fullyQualifiedNames, false, true);
 
         getMetaData(this, convertData, abc, writer);
-
+        
         boolean allowEmbed = true;
 
         if (convertData.exportEmbedFlaMode) {
@@ -275,9 +277,7 @@ public class TraitClass extends Trait implements TraitWithSlot {
         writer.endTrait();
         writer.startBlock();
         writer.startClass(class_info);
-
-        Reference<Boolean> first = new Reference<>(true);
-        
+       
         //static variables & constants
         ClassInfo classInfo = abc.class_info.get(class_info);
         classInfo.static_traits.toString(first, abcIndex, new Class[]{TraitSlotConst.class}, this, convertData, path + "/" + instanceInfoName, abc, true, exportMode, false, scriptIndex, class_info, writer, fullyQualifiedNames, parallel, new ArrayList<>(), isInterface);