diff --git a/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java b/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
index 175c34b7d..5aa8618fe 100644
--- a/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
+++ b/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
@@ -231,8 +231,8 @@ public class MapperCreationProcessor implements ModelElementProcessor<List<Metho
                                Kind.ERROR,
                                String.format(
                                    "Ambigious factory method: \"%s\" conflicts with \"%s\".",
-                                   result.getName(),
-                                   method.getName()
+                                   result,
+                                   method
                                ),
                            method.getExecutable()
                           );
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Bar.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Bar.java
new file mode 100644
index 000000000..8e6bd9dbd
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Bar.java
@@ -0,0 +1,45 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+public class Bar {
+    private String prop;
+
+    private final String someTypeProp;
+
+    public Bar( String someTypeProp ) {
+        this.someTypeProp = someTypeProp;
+    }
+
+    public String getProp() {
+        return prop;
+    }
+
+    public void setProp(String prop) {
+        this.prop = prop;
+    }
+
+    public String getSomeTypeProp() {
+        return someTypeProp;
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/FactoryTest.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/FactoryTest.java
new file mode 100644
index 000000000..d980a9115
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/FactoryTest.java
@@ -0,0 +1,58 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+import org.mapstruct.ap.test.erroneous.ambiguousfactorymethod.a.BarFactory;
+
+import org.mapstruct.ap.testutil.IssueKey;
+import org.mapstruct.ap.testutil.MapperTestBase;
+import org.mapstruct.ap.testutil.WithClasses;
+import org.mapstruct.ap.testutil.compilation.annotation.CompilationResult;
+import org.mapstruct.ap.testutil.compilation.annotation.Diagnostic;
+import org.mapstruct.ap.testutil.compilation.annotation.ExpectedCompilationOutcome;
+import org.testng.annotations.Test;
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+@IssueKey( "81" )
+@WithClasses( { Bar.class, Foo.class, BarFactory.class, Source.class, SourceTargetMapperAndBarFactory.class,
+    Target.class } )
+public class FactoryTest extends MapperTestBase {
+
+
+    @Test
+    @IssueKey("81")
+    @ExpectedCompilationOutcome(
+        value = CompilationResult.FAILED,
+        diagnostics = {
+            @Diagnostic(type = BarFactory.class,
+                kind = javax.tools.Diagnostic.Kind.ERROR,
+                line = 30,
+                messageRegExp = "^Ambigious factory method: \"org\\.mapstruct\\.ap\\.test\\.erroneous\\."
+                        + "ambiguousfactorymethod\\.Bar createBar\\(\\)\" conflicts with "
+                        + "\"org\\.mapstruct\\.ap\\.test\\.erroneous\\.ambiguousfactorymethod\\.Bar "
+                        + "org\\.mapstruct\\.ap\\.test\\.erroneous\\.ambiguousfactorymethod"
+                        + "\\.a\\.BarFactory\\.createBar\\(\\)\"\\.$")
+        }
+    )
+    public void shouldUseTwoFactoryMethods() {
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Foo.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Foo.java
new file mode 100644
index 000000000..700041118
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Foo.java
@@ -0,0 +1,36 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+public class Foo {
+    private String prop;
+
+    public String getProp() {
+        return prop;
+    }
+
+    public void setProp(String prop) {
+        this.prop = prop;
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Source.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Source.java
new file mode 100644
index 000000000..2eb19b681
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Source.java
@@ -0,0 +1,37 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+public class Source {
+
+    private Foo prop;
+
+    public Foo getProp() {
+        return prop;
+    }
+
+    public void setProp( Foo prop ) {
+        this.prop = prop;
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/SourceTargetMapperAndBarFactory.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/SourceTargetMapperAndBarFactory.java
new file mode 100644
index 000000000..e707722d6
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/SourceTargetMapperAndBarFactory.java
@@ -0,0 +1,41 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.ap.test.erroneous.ambiguousfactorymethod.a.BarFactory;
+import org.mapstruct.factory.Mappers;
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+@Mapper( uses = BarFactory.class )
+public abstract class SourceTargetMapperAndBarFactory {
+    public static final SourceTargetMapperAndBarFactory INSTANCE =
+            Mappers.getMapper( SourceTargetMapperAndBarFactory.class );
+
+    public abstract Target sourceToTarget(Source source);
+
+    public abstract Bar fooToBar(Foo foo);
+
+    public Bar createBar() {
+        return new Bar("BAR");
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Target.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Target.java
new file mode 100644
index 000000000..fe8ccd664
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/Target.java
@@ -0,0 +1,37 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod;
+
+
+/**
+ * @author Sjaak Derksen
+ *
+ */
+public class Target {
+
+    private Bar prop;
+
+    public Bar getProp() {
+        return prop;
+    }
+
+    public void setProp(Bar prop) {
+        this.prop = prop;
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/a/BarFactory.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/a/BarFactory.java
new file mode 100644
index 000000000..5a5190a9d
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/ambiguousfactorymethod/a/BarFactory.java
@@ -0,0 +1,34 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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.mapstruct.ap.test.erroneous.ambiguousfactorymethod.a;
+
+import org.mapstruct.ap.test.erroneous.ambiguousfactorymethod.Bar;
+
+
+/**
+ *
+ * @author Sjaak Derksen
+ */
+public class BarFactory {
+
+    public Bar createBar() {
+        return new Bar("BAR");
+    }
+
+}