diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/SystemNativeGenerator.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/SystemNativeGenerator.java
index b24ac2f38..09c397042 100644
--- a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/SystemNativeGenerator.java
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/SystemNativeGenerator.java
@@ -17,12 +17,10 @@ package org.teavm.classlib.java.lang;
 
 import java.io.IOException;
 import org.teavm.codegen.SourceWriter;
-import org.teavm.dependency.DependencyChecker;
-import org.teavm.dependency.DependencyNode;
-import org.teavm.dependency.DependencyPlugin;
-import org.teavm.dependency.MethodDependency;
+import org.teavm.dependency.*;
 import org.teavm.javascript.ni.Generator;
 import org.teavm.javascript.ni.GeneratorContext;
+import org.teavm.model.FieldReference;
 import org.teavm.model.MethodReference;
 
 /**
@@ -39,6 +37,11 @@ public class SystemNativeGenerator implements Generator, DependencyPlugin {
             case "currentTimeMillis":
                 generateCurrentTimeMillis(writer);
                 break;
+            case "setErr":
+                writer.appendClass("java.lang.System").append('.')
+                        .appendField(new FieldReference("java.lang.System", "err"))
+                        .ws().append('=').ws().append(context.getParameterName(1)).append(";").softNewLine();
+                break;
         }
     }
 
@@ -48,6 +51,9 @@ public class SystemNativeGenerator implements Generator, DependencyPlugin {
             case "doArrayCopy":
                 achieveArrayCopy(method);
                 break;
+            case "setErr":
+                achieveSetErr(checker, method);
+                break;
         }
     }
 
@@ -71,4 +77,9 @@ public class SystemNativeGenerator implements Generator, DependencyPlugin {
         DependencyNode dest = method.getVariable(3);
         src.getArrayItem().connect(dest.getArrayItem());
     }
+
+    private void achieveSetErr(DependencyChecker checker, MethodDependency method) {
+        FieldDependency fieldDep = checker.linkField(new FieldReference("java.lang.System", "err"), method.getStack());
+        method.getVariable(1).connect(fieldDep.getValue());
+    }
 }
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TLinkageError.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TLinkageError.java
new file mode 100644
index 000000000..6fac68f97
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TLinkageError.java
@@ -0,0 +1,36 @@
+/*
+ *  Copyright 2014 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.lang;
+
+/**
+ *
+ * @author Alexey Andreev <konsoletyper@gmail.com>
+ */
+public class TLinkageError extends TError {
+    private static final long serialVersionUID = 9176544705010852435L;
+
+    public TLinkageError() {
+        super();
+    }
+
+    public TLinkageError(TString message, TThrowable cause) {
+        super(message, cause);
+    }
+
+    public TLinkageError(TString message) {
+        super(message);
+    }
+}
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
index 770b0177d..2e6755df4 100644
--- a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
@@ -17,6 +17,7 @@ package org.teavm.classlib.java.lang;
 
 import org.teavm.classlib.java.io.TPrintStream;
 import org.teavm.classlib.java.lang.reflect.TArray;
+import org.teavm.dependency.PluggableDependency;
 import org.teavm.javascript.ni.GeneratedBy;
 
 /**
@@ -60,4 +61,8 @@ public final class TSystem extends TObject {
         // TODO: make implementation
         return null;
     }
+
+    @GeneratedBy(SystemNativeGenerator.class)
+    @PluggableDependency(SystemNativeGenerator.class)
+    public static native void setErr(TPrintStream err);
 }