diff --git a/planetmint/core.py b/planetmint/core.py
index ae73cdd..a815712 100644
--- a/planetmint/core.py
+++ b/planetmint/core.py
@@ -178,9 +178,9 @@ class App(BaseApplication):
         self.abort_if_abci_chain_is_not_synced()
 
         chain_shift = 0 if self.chain is None else self.chain['height']
-        logger.debug('BEGIN BLOCK, height:%s, num_txs:%s',
-                     req_begin_block.header.height + chain_shift,
-                     req_begin_block.header.num_txs)
+        #req_begin_block.header.num_txs not found, so removing it. 
+        logger.debug('BEGIN BLOCK, height:%s',
+                     req_begin_block.header.height + chain_shift)
 
         self.block_txn_ids = []
         self.block_transactions = []
diff --git a/planetmint/upsert_validator/validator_utils.py b/planetmint/upsert_validator/validator_utils.py
index 89a2a93..c5477a2 100644
--- a/planetmint/upsert_validator/validator_utils.py
+++ b/planetmint/upsert_validator/validator_utils.py
@@ -26,7 +26,7 @@ def encode_validator(v):
 
 def decode_validator(v):
     return {'public_key': {'type': 'ed25519-base64',
-                           'value': codecs.encode(v.pub_key.data, 'base64').decode().rstrip('\n')},
+                           'value': codecs.encode(v.pub_key.ed25519, 'base64').decode().rstrip('\n')},
             'voting_power': v.power}