diff --git a/Connection.js b/Connection.js
index f7078ee84..a50edb50d 100644
--- a/Connection.js
+++ b/Connection.js
@@ -2,7 +2,7 @@ require('classtool');
 
 function spec(b) {
   var config = b.config || require('./config');
-  var log = b.log || require('./util/log')(config);
+  var log = b.log || require('./util/log');
   var network = b.network || require('./networks')[config.network];
 
   var MAX_RECEIVE_BUFFER = 10000000;
@@ -152,18 +152,18 @@ function spec(b) {
         }
         break;
       }
-
-      this.emit(message.command, {
-        conn: this,
-        socket: this.socket,
-        peer: this.peer,
-        message: message
-      });
     } catch (e) {
-      log.err('Error while handling message '+message.command+' from ' +
+      log.err('Error while handling "'+message.command+'" message from ' +
                    this.peer + ':\n' +
                    (e.stack ? e.stack : e.toString()));
+      return;
     }
+    this.emit(message.command, {
+      conn: this,
+      socket: this.socket,
+      peer: this.peer,
+      message: message
+    });
   };
 
   Connection.prototype.sendPong = function (nonce) {
diff --git a/PeerManager.js b/PeerManager.js
index e87f21b89..6d9eee7da 100644
--- a/PeerManager.js
+++ b/PeerManager.js
@@ -2,7 +2,7 @@ require('classtool');
 
 function spec(b) {
   var config = b.config || require('./config');
-  var log = b.log || require('./util/log')(config);
+  var log = b.log || require('./util/log');
   var network = b.network || require('./networks')[config.network];
   var Connection = b.Connection || require('./Connection').createClass({config: config});
   var Peer = b.Peer || require('./Peer').class();
@@ -166,7 +166,7 @@ function spec(b) {
   };
 
   PeerManager.prototype.handleError = function(e) {
-    log.err(e.peer, e.err);
+    log.err('unkown error with peer '+e.peer+' (disconnecting): '+e.err);
     this.handleDisconnect.apply(this, [].slice.call(arguments));
   };
 
diff --git a/RpcClient.js b/RpcClient.js
index 631c0897c..5add42698 100644
--- a/RpcClient.js
+++ b/RpcClient.js
@@ -6,7 +6,7 @@ require('classtool');
 function ClassSpec(b) {
   var http = b.http || require('http');
   var https = b.https || require('https');
-  var log = b.log || {err: function(){}};
+  var log = b.log || require('./util/log');
 
   function RpcClient(opts) {
     opts = opts || {};
@@ -64,7 +64,7 @@ function ClassSpec(b) {
     help: '',
     importAddress: 'str str bool',
     importPrivKey: 'str str bool',
-    keypoolRefill: '',
+    keyPoolRefill: '',
     listAccounts: 'int',
     listAddressGroupings: '',
     listReceivedByAccount: 'int bool',
@@ -152,12 +152,22 @@ function ClassSpec(b) {
         options[k] = self.httpOptions[k];
       }
     }
+    var err = null;
     var req = this.protocol.request(options, function(res) {
+
       var buf = '';
       res.on('data', function(data) {
         buf += data; 
       });
       res.on('end', function() {
+        if(res.statusCode == 401) {
+          callback(new Error('bitcoin JSON-RPC connection rejected: unauthorized'));
+          return;
+        }
+        if(err) {
+          callback(err);
+          return;
+        }
         try {
           var parsedBuf = JSON.parse(buf);
         } catch(e) {
@@ -170,7 +180,7 @@ function ClassSpec(b) {
       });
     });
     req.on('error', function(e) {
-      callback(e);
+      log.err('Could not connect to bitcoin via RPC: '+e);
     });
     
     req.setHeader('Content-Length', request.length);
diff --git a/Script.js b/Script.js
index fe5912785..58f7605ac 100644
--- a/Script.js
+++ b/Script.js
@@ -2,7 +2,7 @@ require('classtool');
 
 function spec(b) {
   var config = b.config || require('./config');
-  var log = b.log || require('./util/log')(config);
+  var log = b.log || require('./util/log');
 
   var Opcode = require('./Opcode').class();
 
@@ -21,13 +21,13 @@ function spec(b) {
   var TX_MULTISIG = 3;
   var TX_SCRIPTHASH = 4;
 
-  var TX_TYPES = {
-    TX_UNKNOWN: 'unknown',
-    TX_PUBKEY: 'pubkey',
-    TX_PUBKEYHASH: 'pubkeyhash',
-    TX_MULTISIG: 'multisig',
-    TX_SCRIPTHASH: 'scripthash',
-  };
+  var TX_TYPES = [
+    'unknown',
+    'pubkey',
+    'pubkeyhash',
+    'multisig',
+    'scripthash'
+  ];
 
   function Script(buffer) {
     if(buffer) {
@@ -168,12 +168,16 @@ function spec(b) {
 
   Script.prototype.getOutType = function ()
   {
-  	var txType = this.classify();
-	switch (txType) {
-	case TX_PUBKEY:		return 'Pubkey';
-	case TX_PUBKEYHASH:	return 'Address';
-	default:		return 'Strange';
-	}
+    var txType = this.classify();
+    switch (txType) {
+      case TX_PUBKEY:		return 'Pubkey';
+      case TX_PUBKEYHASH:	return 'Address';
+      default:		return 'Strange';
+    }
+  };
+
+  Script.prototype.getRawOutType = function() {
+    return TX_TYPES[this.classify()];
   };
 
   Script.prototype.simpleOutHash = function ()
diff --git a/ScriptInterpreter.js b/ScriptInterpreter.js
index 86ffe5c3b..5eeea9471 100644
--- a/ScriptInterpreter.js
+++ b/ScriptInterpreter.js
@@ -3,7 +3,7 @@ require('classtool');
 function spec(b) {
   var assert = require('assert');
   var config = b.config || require('./config');
-  var log = b.log || require('./util/log')(config);
+  var log = b.log || require('./util/log');
 
   var Opcode = require('./Opcode').class();
 
diff --git a/Transaction.js b/Transaction.js
index b96dcef5c..0e20b6c48 100644
--- a/Transaction.js
+++ b/Transaction.js
@@ -2,7 +2,7 @@ require('classtool');
 
 function spec(b) {
   var config = b.config || require('./config');
-  var log = b.log || require('./util/log')(config);
+  var log = b.log || require('./util/log');
   var Script = b.Script || require('./Script').class();
   var ScriptInterpreter = b.ScriptInterpreter || require('./ScriptInterpreter').class();
   var util = b.util || require('./util/util');
diff --git a/util/EncodedData.js b/util/EncodedData.js
index 7fb2d5383..5c1e87ee5 100644
--- a/util/EncodedData.js
+++ b/util/EncodedData.js
@@ -57,6 +57,16 @@ function ClassSpec(b) {
     this._validate();
   };
 
+  // Boolean protocol for testing if valid
+  EncodedData.prototype.isValid = function() {
+    try {
+      this.validate();
+      return true;
+    } catch(e) {
+      return false;
+    }
+  };
+
   // convert to a string (in base58 form)
   EncodedData.prototype.toString = function() {
     return this.as('base58');
diff --git a/util/log.js b/util/log.js
index 6570b71ae..f2dbce42a 100644
--- a/util/log.js
+++ b/util/log.js
@@ -6,9 +6,9 @@ var loggers = {
   debug: {info: console.log, warn: console.log, err: console.log, debug: console.log},
 };
 
-module.exports = function(config) {
-  config = config || {};
-  if(config.log) return config.log;
-  if(config.loggers) return config.loggers[config.logging || 'normal'];
-  return loggers[config.logging || 'normal'];
-};
+var config = require('../config');
+if(config.log) {
+  module.exports = config.log;
+} else {
+  module.exports = loggers[config.logger || 'normal'];
+}
diff --git a/util/util.js b/util/util.js
index fe170a16a..b57dfab71 100644
--- a/util/util.js
+++ b/util/util.js
@@ -3,6 +3,7 @@ var crypto = require('crypto');
 var bignum = require('bignum');
 var Binary = require('binary');
 var Put = require('bufferput');
+var Address = require('../Address').class();
 
 var sha256 = exports.sha256 = function (data) {
   return new Buffer(crypto.createHash('sha256').update(data).digest('binary'), 'binary');
@@ -107,50 +108,6 @@ var formatValue = exports.formatValue = function (valueBuffer) {
   return integerPart+"."+decimalPart;
 };
 
-var pubKeyHashToAddress = exports.pubKeyHashToAddress = function (pubKeyHash, addressVersion) {
-  if (!pubKeyHash) return "";
-
-  var put = new Put();
-  // Version
-  if(addressVersion) {
-    put.word8le(addressVersion);
-  } else {
-    put.word8le(0);
-  }
-  // Hash
-  put.put(pubKeyHash);
-  // Checksum (four bytes)
-  put.put(twoSha256(put.buffer()).slice(0,4));
-  return encodeBase58(put.buffer());
-};
-
-var addressToPubKeyHash = exports.addressToPubKeyHash = function (address) {
-  // Trim
-  address = String(address).replace(/\s/g, '');
-
-  // Check sanity
-  if (!address.match(/^[1-9A-HJ-NP-Za-km-z]{27,35}$/)) {
-    return null;
-  }
-
-  // Decode
-  var buffer = decodeBase58(address);
-
-  // Parse
-  var parser = Binary.parse(buffer);
-  parser.word8('version');
-  parser.buffer('hash', 20);
-  parser.buffer('checksum', 4);
-
-  // Check checksum
-  var checksum = twoSha256(buffer.slice(0, 21)).slice(0, 4);
-  if (checksum.compare(parser.vars.checksum) !== 0) {
-    return null;
-  }
-
-  return parser.vars.hash;
-};
-
 // Utility that synchronizes function calls based on a key
 var createSynchrotron = exports.createSynchrotron = function (fn) {
   var table = {};