diff --git a/jpype/_core.py b/jpype/_core.py
index f58ddb1dd..7a2ff30d2 100644
--- a/jpype/_core.py
+++ b/jpype/_core.py
@@ -171,7 +171,7 @@ def _findTemp():
         if dirname and dirname.isascii(): 
             dirlist.append(dirname)
     if os.name == 'nt':
-        for envname in [ os.path.expanduser(r'~\AppData\Local\Temp'),
+        for dirname in [ os.path.expanduser(r'~\AppData\Local\Temp'),
                          os.path.expandvars(r'%SYSTEMROOT%\Temp'),
                          r'c:\temp', r'c:\tmp', r'\temp', r'\tmp' ]:
             if dirname and dirname.isascii(): 
diff --git a/native/java/manifest.txt b/native/java/manifest.txt
index cc3a0089c..fa49425d5 100644
--- a/native/java/manifest.txt
+++ b/native/java/manifest.txt
@@ -2,4 +2,3 @@ Manifest-Version: 1.0
 Specification-Title: org.jpype
 Implementation-Title: org.jpype
 Implementation-Version: 1.5.1
-Premain-Class: org.jpype.agent.JPypeAgent
diff --git a/native/java/org/jpype/JPypeContext.java b/native/java/org/jpype/JPypeContext.java
index d4fcc00be..40c93fd06 100644
--- a/native/java/org/jpype/JPypeContext.java
+++ b/native/java/org/jpype/JPypeContext.java
@@ -27,8 +27,6 @@
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 import org.jpype.manager.TypeFactory;
 import org.jpype.manager.TypeFactoryNative;
 import org.jpype.manager.TypeManager;
@@ -73,7 +71,7 @@ public class JPypeContext
 
   public final String VERSION = "1.5.2.dev0";
 
-  private static JPypeContext INSTANCE = new JPypeContext();
+  private static final JPypeContext INSTANCE = new JPypeContext();
   // This is the C++ portion of the context.
   private long context;
   private TypeFactory typeFactory;
@@ -333,33 +331,6 @@ public void _addPost(Runnable run)
   {
     this.postHooks.add(run);
   }
-
-  /**
-   * Call a method using reflection.
-   *
-   * This method creates a stackframe so that caller sensitive methods will
-   * execute properly.
-   *
-   * @param method is the method to call.
-   * @param obj is the object to operate on, it will be null if the method is
-   * static.
-   * @param args the arguments to method.
-   * @return the object that results form the invocation.
-   * @throws java.lang.Throwable throws whatever type the called method
-   * produces.
-   */
-  public Object callMethod(Method method, Object obj, Object[] args)
-          throws Throwable
-  {
-    try
-    {
-      return method.invoke(obj, args);
-    } catch (InvocationTargetException ex)
-    {
-//      ex.printStackTrace();
-      throw ex.getCause();
-    }
-  }
   
   /**
    * Helper function for collect rectangular,
diff --git a/native/java/org/jpype/agent/JPypeAgent.java b/native/java/org/jpype/agent/JPypeAgent.java
deleted file mode 100644
index c15ac7334..000000000
--- a/native/java/org/jpype/agent/JPypeAgent.java
+++ /dev/null
@@ -1,11 +0,0 @@
-package org.jpype.agent;
-
-import java.lang.instrument.Instrumentation;
-
-public class JPypeAgent
-{
-      public static void premain(String agentArgs, Instrumentation inst) {
-          // This doesn't have to do anything.  
-          // We just need to be an agent to load elevated privileges 
-      }
-}
diff --git a/test/jpypetest/common.py b/test/jpypetest/common.py
index 9d3d9764d..8494ff568 100644
--- a/test/jpypetest/common.py
+++ b/test/jpypetest/common.py
@@ -74,8 +74,7 @@ def f(self):
             if root.isascii():
                 return func(self)
         except ImportError:
-            pass
-        raise unittest.SkipTest("Ascii root directory required")
+            raise unittest.SkipTest("Ascii root directory required")
     return f
 
 class UseFunc(object):