diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/model/NewFunctionAVM2Item.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/model/NewFunctionAVM2Item.java
index dd6391799..0d557a5c1 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/model/NewFunctionAVM2Item.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/model/NewFunctionAVM2Item.java
@@ -86,7 +86,7 @@ public class NewFunctionAVM2Item extends AVM2Item {
         writer.startBlock();
         if (body != null) {
             if (writer instanceof NulWriter) {
-                body.convert(path + "/inner", ScriptExportMode.AS, isStatic, scriptIndex, classIndex, abc, null, constants, methodInfo, new ScopeStack(), false, writer, fullyQualifiedNames, null, false);
+                body.convert(path + "/inner", ScriptExportMode.AS, isStatic, scriptIndex, classIndex, abc, null, constants, methodInfo, new ScopeStack(), false, (NulWriter) writer, fullyQualifiedNames, null, false);
             } else {
                 body.toString(path + "/inner", ScriptExportMode.AS, abc, null, constants, methodInfo, writer, fullyQualifiedNames);
             }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/MethodBody.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/MethodBody.java
index 23166a275..36906b19a 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/MethodBody.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/types/MethodBody.java
@@ -30,6 +30,7 @@ import com.jpexs.decompiler.flash.abc.types.traits.Traits;
 import com.jpexs.decompiler.flash.configuration.Configuration;
 import com.jpexs.decompiler.flash.exporters.modes.ScriptExportMode;
 import com.jpexs.decompiler.flash.helpers.GraphTextWriter;
+import com.jpexs.decompiler.flash.helpers.NulWriter;
 import com.jpexs.decompiler.flash.types.annotations.Internal;
 import com.jpexs.decompiler.flash.types.annotations.SWFField;
 import com.jpexs.decompiler.graph.DottedChain;
@@ -274,7 +275,7 @@ public final class MethodBody implements Cloneable {
         return ret;
     }
 
-    public void convert(final String path, ScriptExportMode exportMode, final boolean isStatic, final int scriptIndex, final int classIndex, final ABC abc, final Trait trait, final AVM2ConstantPool constants, final List<MethodInfo> method_info, final ScopeStack scopeStack, final boolean isStaticInitializer, final GraphTextWriter writer, final List<DottedChain> fullyQualifiedNames, final Traits initTraits, boolean firstLevel) throws InterruptedException {
+    public void convert(final String path, ScriptExportMode exportMode, final boolean isStatic, final int scriptIndex, final int classIndex, final ABC abc, final Trait trait, final AVM2ConstantPool constants, final List<MethodInfo> method_info, final ScopeStack scopeStack, final boolean isStaticInitializer, final NulWriter writer, final List<DottedChain> fullyQualifiedNames, final Traits initTraits, boolean firstLevel) throws InterruptedException {
         if (debugMode) {
             System.err.println("Decompiling " + path);
         }