diff --git a/pom.xml b/pom.xml
index ce0ba51..f8ce3b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.codeforces.inmemo</groupId>
     <artifactId>inmemo</artifactId>
-    <version>2.0-SNAPSHOT</version>
+    <version>2.0.1-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>inmemo</name>
     <distributionManagement>
diff --git a/src/main/java/com/codeforces/inmemo/ReflectionUtil.java b/src/main/java/com/codeforces/inmemo/ReflectionUtil.java
index bd6afe3..463ff2f 100644
--- a/src/main/java/com/codeforces/inmemo/ReflectionUtil.java
+++ b/src/main/java/com/codeforces/inmemo/ReflectionUtil.java
@@ -48,10 +48,13 @@ public static String getTableClassSpec(Class<?> clazz) {
 
             StringBuilder result = new StringBuilder();
             for (PropertyDescriptor propertyDescriptor : beanInfo.getPropertyDescriptors()) {
-                result.append(propertyDescriptor.getName())
-                        .append(':')
-                        .append(propertyDescriptor.getPropertyType().getName())
-                        .append(',');
+                Class<?> propertyType = propertyDescriptor.getPropertyType();
+                if (propertyType != null) {
+                    result.append(propertyDescriptor.getName())
+                            .append(':')
+                            .append(propertyType.getName())
+                            .append(',');
+                }
             }
 
             return result.toString();
diff --git a/src/test/java/com/codeforces/inmemo/InmemoTest.java b/src/test/java/com/codeforces/inmemo/InmemoTest.java
index 20df0d4..a8ca2db 100644
--- a/src/test/java/com/codeforces/inmemo/InmemoTest.java
+++ b/src/test/java/com/codeforces/inmemo/InmemoTest.java
@@ -114,15 +114,15 @@ public boolean testItem(User user) {
             }
         };
         Inmemo.createTable(User.class, "ID", null, new Indices.Builder<User>() {{
-                    add(Index.create("ID", Long.class, User::getId));
-                }}.build(), adminFilter, true);
+            add(Index.create("ID", Long.class, User::getId));
+        }}.build(), adminFilter, true);
         int size = Inmemo.size(User.class);
         org.junit.Assert.assertTrue(size >= USER_COUNT * 0.45 && size <= USER_COUNT * 0.55);
 
         for (User user : userDao.findAll()) {
             Inmemo.insertOrUpdate(user);
         }
-        org.junit.Assert.assertEquals(size,  Inmemo.size(User.class));
+        org.junit.Assert.assertEquals(size, Inmemo.size(User.class));
 
         List<User> admins = new ArrayList<>();
         List<User> nonAdmins = new ArrayList<>();
@@ -485,9 +485,9 @@ public void testEmergency() throws InterruptedException {
                 ));
                 add(Index.createUnique("handle", String.class, User::getHandle));
                 add(Index.createUnique("idAndHandle", String.class, user -> user.getId() + "," + user.getHandle(), indexValue -> {
-                    String[] tokens = indexValue.split(",");
-                    return new Object[]{"ID", Long.valueOf(tokens[0]), "HANDLE", tokens[1]};
-                }
+                            String[] tokens = indexValue.split(",");
+                            return new Object[]{"ID", Long.valueOf(tokens[0]), "HANDLE", tokens[1]};
+                        }
                 ));
                 add(Index.create("FIRST_HANDLE_LETTER", String.class, tableItem -> tableItem.getHandle().substring(0, 1)));
             }}.build(), true);
@@ -690,7 +690,7 @@ public void testJournal() throws IOException {
             }
 
             Map<Long, User> users = new HashMap<>();
-            for (long id = 1; id <= USER_COUNT ; id++) {
+            for (long id = 1; id <= USER_COUNT; id++) {
                 User inmemoUser = Inmemo.findOnly(true, User.class, new IndexConstraint<>("ID", id));
                 User dbUser = userDao.find(id);
                 Assert.assertEquals(dbUser, inmemoUser);
@@ -705,12 +705,14 @@ public void testJournal() throws IOException {
                 }}.build(), true);
             }
 
-            for (long id = 1; id <= USER_COUNT ; id++) {
+            for (long id = 1; id <= USER_COUNT; id++) {
                 User inmemoUser = Inmemo.findOnly(true, User.class, new IndexConstraint<>("ID", id));
                 User dbUser = userDao.find(id);
                 Assert.assertEquals(dbUser, inmemoUser);
                 Assert.assertEquals(users.get(id), inmemoUser);
             }
+        } catch (Exception e) {
+            System.err.println("Exception: " + e.getMessage());
         } finally {
             Assert.assertTrue(journalFile.isFile());
             Inmemo.deleteJournal(User.class);
diff --git a/src/test/java/com/codeforces/inmemo/model/User.java b/src/test/java/com/codeforces/inmemo/model/User.java
index 84ba4ee..3f2d97c 100644
--- a/src/test/java/com/codeforces/inmemo/model/User.java
+++ b/src/test/java/com/codeforces/inmemo/model/User.java
@@ -99,6 +99,16 @@ public void setTShirtSize(TShirtSize tShirtSize) {
         this.tShirtSize = tShirtSize;
     }
 
+    public int getSomething(int arg) {
+        return arg + 2;
+    }
+
+    public int getSomethingWithTwoArgs(int arg1, int arg2) {
+        return arg1 + arg2;
+    }
+
+    public void setSomething() {}
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;